1625241753252 has 216 divisors, whose sum is σ = 4649812824384. Its totient is φ = 477526503168.

The previous prime is 1625241753209. The next prime is 1625241753263. The reversal of 1625241753252 is 2523571425261.

It is a happy number.

1625241753252 is a `hidden beast` number, since 1 + 6 + 2 + 52 + 4 + 17 + 532 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1625241753198 and 1625241753207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 85768843 + ... + 85787789.

It is an arithmetic number, because the mean of its divisors is an integer number (21526911224).

Almost surely, 2^{1625241753252} is an apocalyptic number.

1625241753252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1625241753252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2324906412192).

1625241753252 is an abundant number, since it is smaller than the sum of its proper divisors (3024571071132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1625241753252 is a wasteful number, since it uses less digits than its factorization.

1625241753252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19619 (or 19601 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The spelling of 1625241753252 in words is "one trillion, six hundred twenty-five billion, two hundred forty-one million, seven hundred fifty-three thousand, two hundred fifty-two".