402572862323 has 2 divisors, whose sum is σ = 402572862324. Its totient is φ = 402572862322.

The previous prime is 402572862317. The next prime is 402572862337. The reversal of 402572862323 is 323268275204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402572862323 - 2³⁰ = 401499120499 is a prime.

It is a super-2 number, since 2×402572862323² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (402572862313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201286431161 + 201286431162.

It is an arithmetic number, because the mean of its divisors is an integer number (201286431162).

Almost surely, 2^402572862323 is an apocalyptic number.

402572862323 is a deficient number, since it is larger than the sum of its proper divisors (1).

402572862323 is an equidigital number, since it uses as much as digits as its factorization.

402572862323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 402572862323 in words is "four hundred two billion, five hundred seventy-two million, eight hundred sixty-two thousand, three hundred twenty-three".