97071157026 has 112 divisors (see below), whose sum is σ = 226178599680. Its totient is φ = 31198517280.

The previous prime is 97071157009. The next prime is 97071157031. The reversal of 97071157026 is 62075117079.

97071157026 is a `hidden beast` number, since 9 + 7 + 0 + 71 + 1 + 570 + 2 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 12787240 + ... + 12794828.

Almost surely, 2^97071157026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97071157026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113089299840).

97071157026 is an abundant number, since it is smaller than the sum of its proper divisors (129107442654).

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

97071157026 is a wasteful number, since it uses less digits than its factorization.

97071157026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7923 (or 7908 counting only the distinct ones).

The product of its (nonzero) digits is 185220, while the sum is 45.

The spelling of 97071157026 in words is "ninety-seven billion, seventy-one million, one hundred fifty-seven thousand, twenty-six".