398702135332 has 24 divisors (see below), whose sum is σ = 712805748480. Its totient is φ = 195046108800.

The previous prime is 398702135291. The next prime is 398702135333. The reversal of 398702135332 is 233531207893.

It is not an unprimeable number, because it can be changed into a prime (398702135333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237457 + ... + 924007.

It is an arithmetic number, because the mean of its divisors is an integer number (29700239520).

Almost surely, 2^398702135332 is an apocalyptic number.

It is an amenable number.

398702135332 is a deficient number, since it is larger than the sum of its proper divisors (314103613148).

398702135332 is a wasteful number, since it uses less digits than its factorization.

398702135332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689691 (or 689689 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 398702135332 in words is "three hundred ninety-eight billion, seven hundred two million, one hundred thirty-five thousand, three hundred thirty-two".