97099698087 has 24 divisors (see below), whose sum is σ = 160862027040. Its totient is φ = 55288074240.

The previous prime is 97099698071. The next prime is 97099698187. The reversal of 97099698087 is 78089699079.

It is not a de Polignac number, because 97099698087 - 2⁴ = 97099698071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97099698187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2724762 + ... + 2760167.

It is an arithmetic number, because the mean of its divisors is an integer number (6702584460).

Almost surely, 2^97099698087 is an apocalyptic number.

97099698087 is a deficient number, since it is larger than the sum of its proper divisors (63762328953).

97099698087 is a wasteful number, since it uses less digits than its factorization.

97099698087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5485223 (or 5485220 counting only the distinct ones).

The product of its (nonzero) digits is 123451776, while the sum is 72.

The spelling of 97099698087 in words is "ninety-seven billion, ninety-nine million, six hundred ninety-eight thousand, eighty-seven".