9825031157697 has 72 divisors (see below), whose sum is σ = 16623834866496. Its totient is φ = 5575292097984.

The previous prime is 9825031157681. The next prime is 9825031157719. The reversal of 9825031157697 is 7967511305289.

9825031157697 is a `hidden beast` number, since 9 + 8 + 2 + 50 + 3 + 1 + 1 + 576 + 9 + 7 = 666.

It is not a de Polignac number, because 9825031157697 - 2⁴ = 9825031157681 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (9825031158697) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 36632998 + ... + 36900224.

It is an arithmetic number, because the mean of its divisors is an integer number (230886595368).

Almost surely, 2^{9825031157697} is an apocalyptic number.

It is an amenable number.

9825031157697 is a deficient number, since it is larger than the sum of its proper divisors (6798803708799).

9825031157697 is a wasteful number, since it uses less digits than its factorization.

9825031157697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267827 (or 267817 counting only the distinct ones).

The product of its (nonzero) digits is 28576800, while the sum is 63.

The spelling of 9825031157697 in words is "nine trillion, eight hundred twenty-five billion, thirty-one million, one hundred fifty-seven thousand, six hundred ninety-seven".