97636161964 has 24 divisors (see below), whose sum is σ = 190942564176. Its totient is φ = 43297632000.

The previous prime is 97636161947. The next prime is 97636161991. The reversal of 97636161964 is 46916163679.

It is a junction number, because it is equal to n+sod(n) for n = 97636161899 and 97636161908.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27059217 + ... + 27062824.

It is an arithmetic number, because the mean of its divisors is an integer number (7955940174).

Almost surely, 2^97636161964 is an apocalyptic number.

It is an amenable number.

97636161964 is a deficient number, since it is larger than the sum of its proper divisors (93306402212).

97636161964 is a wasteful number, since it uses less digits than its factorization.

97636161964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54122097 (or 54122095 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 58.

The spelling of 97636161964 in words is "ninety-seven billion, six hundred thirty-six million, one hundred sixty-one thousand, nine hundred sixty-four".