342857485728 has 72 divisors (see below), whose sum is σ = 977036860800. Its totient is φ = 114047190144.

The previous prime is 342857485697. The next prime is 342857485753. The reversal of 342857485728 is 827584758243.

342857485728 is a `hidden beast` number, since 3 + 4 + 2 + 8 + 57 + 4 + 8 + 572 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1104718 + ... + 1380621.

It is an arithmetic number, because the mean of its divisors is an integer number (13569956400).

Almost surely, 2^342857485728 is an apocalyptic number.

It is an amenable number.

342857485728 is an abundant number, since it is smaller than the sum of its proper divisors (634179375072).

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

342857485728 is a wasteful number, since it uses less digits than its factorization.

342857485728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485834 (or 2485823 counting only the distinct ones).

The product of its digits is 120422400, while the sum is 63.

The spelling of 342857485728 in words is "three hundred forty-two billion, eight hundred fifty-seven million, four hundred eighty-five thousand, seven hundred twenty-eight".