97017843712 has 26 divisors (see below), whose sum is σ = 194012009618. Its totient is φ = 48508919808.

The previous prime is 97017843697. The next prime is 97017843743. The reversal of 97017843712 is 21734871079.

It can be written as a sum of positive squares in only one way, i.e., 65339539456 + 31678304256 = 255616^2 + 177984^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11838903 + ... + 11847094.

Almost surely, 2^97017843712 is an apocalyptic number.

It is an amenable number.

97017843712 is a deficient number, since it is larger than the sum of its proper divisors (96994165906).

97017843712 is an equidigital number, since it uses as much as digits as its factorization.

97017843712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23686021 (or 23685999 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 97017843712 in words is "ninety-seven billion, seventeen million, eight hundred forty-three thousand, seven hundred twelve".