452152053440 has 56 divisors (see below), whose sum is σ = 1076865379920. Its totient is φ = 180830870528.

The previous prime is 452152053433. The next prime is 452152053473. The reversal of 452152053440 is 44350251254.

It is a self number, because there is not a number n which added to its sum of digits gives 452152053440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1871066 + ... + 2098854.

Almost surely, 2^452152053440 is an apocalyptic number.

452152053440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

452152053440 is an abundant number, since it is smaller than the sum of its proper divisors (624713326480).

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

452152053440 is a wasteful number, since it uses less digits than its factorization.

452152053440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234009 (or 233999 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 452152053440 in words is "four hundred fifty-two billion, one hundred fifty-two million, fifty-three thousand, four hundred forty".