398902233795 has 16 divisors (see below), whose sum is σ = 687339233952. Its totient is φ = 196382638080.

The previous prime is 398902233787. The next prime is 398902233859. The reversal of 398902233795 is 597332209893.

It is not a de Polignac number, because 398902233795 - 2³ = 398902233787 is a prime.

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, 1022826046 + ... + 1022826435.

It is an arithmetic number, because the mean of its divisors is an integer number (42958702122).

Almost surely, 2^398902233795 is an apocalyptic number.

398902233795 is a deficient number, since it is larger than the sum of its proper divisors (288437000157).

398902233795 is a wasteful number, since it uses less digits than its factorization.

398902233795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045652502.

The product of its (nonzero) digits is 22044960, while the sum is 60.

The spelling of 398902233795 in words is "three hundred ninety-eight billion, nine hundred two million, two hundred thirty-three thousand, seven hundred ninety-five".