698400457608 has 64 divisors (see below), whose sum is σ = 1995505920000. Its totient is φ = 199535383872.

The previous prime is 698400457597. The next prime is 698400457631. The reversal of 698400457608 is 806754004896.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

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, 5514823 + ... + 5640041.

It is an arithmetic number, because the mean of its divisors is an integer number (31179780000).

Almost surely, 2^698400457608 is an apocalyptic number.

It is an amenable number.

698400457608 is an abundant number, since it is smaller than the sum of its proper divisors (1297105462392).

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

698400457608 is a wasteful number, since it uses less digits than its factorization.

698400457608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158434 (or 158430 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 57.

The spelling of 698400457608 in words is "six hundred ninety-eight billion, four hundred million, four hundred fifty-seven thousand, six hundred eight".