323555052431 has 16 divisors (see below), whose sum is σ = 371416752000. Its totient is φ = 279211012608.

The previous prime is 323555052427. The next prime is 323555052433. The reversal of 323555052431 is 134250555323.

It is a cyclic number.

It is not a de Polignac number, because 323555052431 - 2² = 323555052427 is a prime.

It is a super-2 number, since 2×323555052431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323555052433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4879991 + ... + 4945848.

It is an arithmetic number, because the mean of its divisors is an integer number (23213547000).

Almost surely, 2^323555052431 is an apocalyptic number.

323555052431 is a deficient number, since it is larger than the sum of its proper divisors (47861699569).

323555052431 is a wasteful number, since it uses less digits than its factorization.

323555052431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9826018.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 323555052431 in words is "three hundred twenty-three billion, five hundred fifty-five million, fifty-two thousand, four hundred thirty-one".