2551252612 has 24 divisors (see below), whose sum is σ = 4626883800. Its totient is φ = 1229442816.

The previous prime is 2551252609. The next prime is 2551252619. The reversal of 2551252612 is 2162521552.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1406596 + 2549846016 = 1186^2 + 50496^2 .

It is not an unprimeable number, because it can be changed into a prime (2551252619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46678 + ... + 85330.

It is an arithmetic number, because the mean of its divisors is an integer number (192786825).

Almost surely, 2^2551252612 is an apocalyptic number.

It is an amenable number.

2551252612 is a deficient number, since it is larger than the sum of its proper divisors (2075631188).

2551252612 is a wasteful number, since it uses less digits than its factorization.

2551252612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39255 (or 39253 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The square root of 2551252612 is about 50509.9258760098. The cubic root of 2551252612 is about 1366.4208727378.

The spelling of 2551252612 in words is "two billion, five hundred fifty-one million, two hundred fifty-two thousand, six hundred twelve".