97143654056 has 64 divisors (see below), whose sum is σ = 188922056400. Its totient is φ = 46797004800.

The previous prime is 97143654011. The next prime is 97143654061. The reversal of 97143654056 is 65045634179.

It can be written as a sum of positive squares in 8 ways, for example, as 16752124900 + 80391529156 = 129430^2 + 283534^2 .

It is a super-2 number, since 2×97143654056² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97143653995 and 97143654013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11186036 + ... + 11194716.

Almost surely, 2^97143654056 is an apocalyptic number.

It is an amenable number.

97143654056 is a deficient number, since it is larger than the sum of its proper divisors (91778402344).

97143654056 is a wasteful number, since it uses less digits than its factorization.

97143654056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9150 (or 9146 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 97143654056 in words is "ninety-seven billion, one hundred forty-three million, six hundred fifty-four thousand, fifty-six".