97972566370 has 48 divisors (see below), whose sum is σ = 208204456320. Its totient is φ = 33089230944.

The previous prime is 97972566361. The next prime is 97972566401. The reversal of 97972566370 is 7366527979.

It is a super-2 number, since 2×97972566370² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97972566299 and 97972566308.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1459290 + ... + 1524949.

It is an arithmetic number, because the mean of its divisors is an integer number (4337592840).

Almost surely, 2^97972566370 is an apocalyptic number.

97972566370 is an abundant number, since it is smaller than the sum of its proper divisors (110231889950).

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

97972566370 is a wasteful number, since it uses less digits than its factorization.

97972566370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984327 (or 2984320 counting only the distinct ones).

The product of its (nonzero) digits is 30005640, while the sum is 61.

The spelling of 97972566370 in words is "ninety-seven billion, nine hundred seventy-two million, five hundred sixty-six thousand, three hundred seventy".