146451424863745 has 4 divisors (see below), whose sum is σ = 175741709836500. Its totient is φ = 117161139890992.

The previous prime is 146451424863727. The next prime is 146451424863763. The reversal of 146451424863745 is 547368424154641.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (146451424863727) and next prime (146451424863763).

It can be written as a sum of positive squares in 2 ways, for example, as 78298854584896 + 68152570278849 = 8848664^2 + 8255457^2 .

It is a cyclic number.

It is not a de Polignac number, because 146451424863745 - 2³¹ = 146449277380097 is a prime.

It is a super-2 number, since 2×146451424863745² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14645142486370 + ... + 14645142486379.

It is an arithmetic number, because the mean of its divisors is an integer number (43935427459125).

Almost surely, 2^{146451424863745} is an apocalyptic number.

It is an amenable number.

146451424863745 is a deficient number, since it is larger than the sum of its proper divisors (29290284972755).

146451424863745 is an equidigital number, since it uses as much as digits as its factorization.

146451424863745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29290284972754.

The product of its digits is 309657600, while the sum is 64.

The spelling of 146451424863745 in words is "one hundred forty-six trillion, four hundred fifty-one billion, four hundred twenty-four million, eight hundred sixty-three thousand, seven hundred forty-five".