451543253611025 has 24 divisors (see below), whose sum is σ = 560632373106624. Its totient is φ = 360770960721600.

The previous prime is 451543253610997. The next prime is 451543253611031. The reversal of 451543253611025 is 520116352345154.

It is not a de Polignac number, because 451543253611025 - 2⁴⁴ = 433951067566609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 302551682 + ... + 304040468.

It is an arithmetic number, because the mean of its divisors is an integer number (23359682212776).

Almost surely, 2^{451543253611025} is an apocalyptic number.

It is an amenable number.

451543253611025 is a deficient number, since it is larger than the sum of its proper divisors (109089119495599).

451543253611025 is a wasteful number, since it uses less digits than its factorization.

451543253611025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504361 (or 1504356 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 47.

The spelling of 451543253611025 in words is "four hundred fifty-one trillion, five hundred forty-three billion, two hundred fifty-three million, six hundred eleven thousand, twenty-five".