451454440372052 has 96 divisors (see below), whose sum is σ = 880635251059200. Its totient is φ = 201069248550912.

The previous prime is 451454440372031. The next prime is 451454440372213. The reversal of 451454440372052 is 250273044454154.

It is a super-2 number, since 2×451454440372052² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30571837973 + ... + 30571852739.

It is an arithmetic number, because the mean of its divisors is an integer number (9173283865200).

Almost surely, 2^{451454440372052} is an apocalyptic number.

It is an amenable number.

451454440372052 is a deficient number, since it is larger than the sum of its proper divisors (429180810687148).

451454440372052 is a wasteful number, since it uses less digits than its factorization.

451454440372052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24465 (or 24463 counting only the distinct ones).

The product of its (nonzero) digits is 10752000, while the sum is 50.

The spelling of 451454440372052 in words is "four hundred fifty-one trillion, four hundred fifty-four billion, four hundred forty million, three hundred seventy-two thousand, fifty-two".