398202038597 has 16 divisors (see below), whose sum is σ = 434901104640. Its totient is φ = 361586380800.

The previous prime is 398202038587. The next prime is 398202038629. The reversal of 398202038597 is 795830202893.

It is a cyclic number.

It is not a de Polignac number, because 398202038597 - 2³⁸ = 123324131653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398202038537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45086972 + ... + 45095802.

It is an arithmetic number, because the mean of its divisors is an integer number (27181319040).

Almost surely, 2^398202038597 is an apocalyptic number.

It is an amenable number.

398202038597 is a deficient number, since it is larger than the sum of its proper divisors (36699066043).

398202038597 is a wasteful number, since it uses less digits than its factorization.

398202038597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13084.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 398202038597 in words is "three hundred ninety-eight billion, two hundred two million, thirty-eight thousand, five hundred ninety-seven".