97907519075 has 6 divisors (see below), whose sum is σ = 121405323684. Its totient is φ = 78326015240.

The previous prime is 97907519057. The next prime is 97907519081. The reversal of 97907519075 is 57091570979.

It is a de Polignac number, because none of the positive numbers 2^k-97907519075 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1958150357 + ... + 1958150406.

It is an arithmetic number, because the mean of its divisors is an integer number (20234220614).

Almost surely, 2^97907519075 is an apocalyptic number.

97907519075 is a deficient number, since it is larger than the sum of its proper divisors (23497804609).

97907519075 is a wasteful number, since it uses less digits than its factorization.

97907519075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3916300773 (or 3916300768 counting only the distinct ones).

The product of its (nonzero) digits is 6251175, while the sum is 59.

The spelling of 97907519075 in words is "ninety-seven billion, nine hundred seven million, five hundred nineteen thousand, seventy-five".