402572862321 has 16 divisors (see below), whose sum is σ = 640115856384. Its totient is φ = 220039825104.

The previous prime is 402572862317. The next prime is 402572862323. The reversal of 402572862321 is 123268275204.

It is not a de Polignac number, because 402572862321 - 2² = 402572862317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402572862323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416741611 + ... + 416742576.

It is an arithmetic number, because the mean of its divisors is an integer number (40007241024).

Almost surely, 2^402572862321 is an apocalyptic number.

It is an amenable number.

402572862321 is a deficient number, since it is larger than the sum of its proper divisors (237542994063).

402572862321 is a wasteful number, since it uses less digits than its factorization.

402572862321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833484220.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 402572862321 in words is "four hundred two billion, five hundred seventy-two million, eight hundred sixty-two thousand, three hundred twenty-one".