398062490756 has 24 divisors (see below), whose sum is σ = 796480996416. Its totient is φ = 170521921440.

The previous prime is 398062490741. The next prime is 398062490807. The reversal of 398062490756 is 657094260893.

It is a junction number, because it is equal to n+sod(n) for n = 398062490695 and 398062490704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3114950 + ... + 3240221.

It is an arithmetic number, because the mean of its divisors is an integer number (33186708184).

Almost surely, 2^398062490756 is an apocalyptic number.

It is an amenable number.

398062490756 is an abundant number, since it is smaller than the sum of its proper divisors (398418505660).

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

398062490756 is a wasteful number, since it uses less digits than its factorization.

398062490756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6357419 (or 6357417 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 59.

The spelling of 398062490756 in words is "three hundred ninety-eight billion, sixty-two million, four hundred ninety thousand, seven hundred fifty-six".