97163133136178 has 16 divisors (see below), whose sum is σ = 146063639764224. Its totient is φ = 48475262977680.

The previous prime is 97163133136171. The next prime is 97163133136187. The reversal of 97163133136178 is 87163133136179.

It is not an unprimeable number, because it can be changed into a prime (97163133136171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17564348 + ... + 22423928.

It is an arithmetic number, because the mean of its divisors is an integer number (9128977485264).

Almost surely, 2^{97163133136178} is an apocalyptic number.

97163133136178 is a deficient number, since it is larger than the sum of its proper divisors (48900506628046).

97163133136178 is a wasteful number, since it uses less digits than its factorization.

97163133136178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4881457.

The product of its digits is 10287648, while the sum is 59.

Subtracting from 97163133136178 its reverse (87163133136179), we obtain a palindrome (9999999999999).

The spelling of 97163133136178 in words is "ninety-seven trillion, one hundred sixty-three billion, one hundred thirty-three million, one hundred thirty-six thousand, one hundred seventy-eight".