97116352885 has 4 divisors (see below), whose sum is σ = 116539623468. Its totient is φ = 77693082304.

The previous prime is 97116352873. The next prime is 97116352909. The reversal of 97116352885 is 58825361179.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72327109969 + 24789242916 = 268937^2 + 157446^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97116352885 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9711635284 + ... + 9711635293.

It is an arithmetic number, because the mean of its divisors is an integer number (29134905867).

Almost surely, 2^97116352885 is an apocalyptic number.

It is an amenable number.

97116352885 is a deficient number, since it is larger than the sum of its proper divisors (19423270583).

97116352885 is a wasteful number, since it uses less digits than its factorization.

97116352885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19423270582.

The product of its digits is 3628800, while the sum is 55.

The spelling of 97116352885 in words is "ninety-seven billion, one hundred sixteen million, three hundred fifty-two thousand, eight hundred eighty-five".