402572862340 has 48 divisors (see below), whose sum is σ = 922320592704. Its totient is φ = 146380169600.

The previous prime is 402572862337. The next prime is 402572862371. The reversal of 402572862340 is 43268275204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3690867 + ... + 3798373.

It is an arithmetic number, because the mean of its divisors is an integer number (19215012348).

Almost surely, 2^402572862340 is an apocalyptic number.

It is an amenable number.

402572862340 is an abundant number, since it is smaller than the sum of its proper divisors (519747730364).

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

402572862340 is a wasteful number, since it uses less digits than its factorization.

402572862340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124548 (or 124546 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 402572862340 in words is "four hundred two billion, five hundred seventy-two million, eight hundred sixty-two thousand, three hundred forty".