97971136625874 has 16 divisors (see below), whose sum is σ = 198626413982112. Its totient is φ = 32209688753568.

The previous prime is 97971136625863. The next prime is 97971136625881. The reversal of 97971136625874 is 47852663117979.

It is a super-2 number, since 2×97971136625874² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97971136625796 and 97971136625805.

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, 111839196624 + ... + 111839197499.

It is an arithmetic number, because the mean of its divisors is an integer number (12414150873882).

Almost surely, 2^{97971136625874} is an apocalyptic number.

97971136625874 is an abundant number, since it is smaller than the sum of its proper divisors (100655277356238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97971136625874 is a wasteful number, since it uses less digits than its factorization.

97971136625874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223678394201.

The product of its digits is 960180480, while the sum is 75.

The spelling of 97971136625874 in words is "ninety-seven trillion, nine hundred seventy-one billion, one hundred thirty-six million, six hundred twenty-five thousand, eight hundred seventy-four".