97657115559 has 8 divisors (see below), whose sum is σ = 130435156080. Its totient is φ = 64991909376.

The previous prime is 97657115551. The next prime is 97657115579. The reversal of 97657115559 is 95551175679.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97657115559 - 2³ = 97657115551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97657115551) 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, 28206564 + ... + 28210025.

It is an arithmetic number, because the mean of its divisors is an integer number (16304394510).

Almost surely, 2^97657115559 is an apocalyptic number.

97657115559 is a deficient number, since it is larger than the sum of its proper divisors (32778040521).

97657115559 is a wasteful number, since it uses less digits than its factorization.

97657115559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56417169.

The product of its digits is 14883750, while the sum is 60.

The spelling of 97657115559 in words is "ninety-seven billion, six hundred fifty-seven million, one hundred fifteen thousand, five hundred fifty-nine".