97185631167 has 14 divisors (see below), whose sum is σ = 145711791032. Its totient is φ = 64790420292.

The previous prime is 97185631159. The next prime is 97185631181. The reversal of 97185631167 is 76113658179.

97185631167 is a `hidden beast` number, since 9 + 7 + 1 + 8 + 563 + 11 + 67 = 666.

It is not a de Polignac number, because 97185631167 - 2³ = 97185631159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97185631117) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 66656083 + ... + 66657540.

Almost surely, 2^97185631167 is an apocalyptic number.

97185631167 is a deficient number, since it is larger than the sum of its proper divisors (48526159865).

97185631167 is an equidigital number, since it uses as much as digits as its factorization.

97185631167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133313641 (or 133313626 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The spelling of 97185631167 in words is "ninety-seven billion, one hundred eighty-five million, six hundred thirty-one thousand, one hundred sixty-seven".