97413778988 has 24 divisors (see below), whose sum is σ = 170656077312. Its totient is φ = 48654935504.

The previous prime is 97413778963. The next prime is 97413779051. The reversal of 97413778988 is 88987731479.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27617681 + ... + 27621207.

It is an arithmetic number, because the mean of its divisors is an integer number (7110669888).

Almost surely, 2^97413778988 is an apocalyptic number.

It is an amenable number.

97413778988 is a deficient number, since it is larger than the sum of its proper divisors (73242298324).

97413778988 is a wasteful number, since it uses less digits than its factorization.

97413778988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8941 (or 8939 counting only the distinct ones).

The product of its digits is 170698752, while the sum is 71.

The spelling of 97413778988 in words is "ninety-seven billion, four hundred thirteen million, seven hundred seventy-eight thousand, nine hundred eighty-eight".