97826925658444 has 12 divisors (see below), whose sum is σ = 181267538720184. Its totient is φ = 46036200309824.

The previous prime is 97826925658391. The next prime is 97826925658453. The reversal of 97826925658444 is 44485652962879.

It is a super-2 number, since 2×97826925658444² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719315629774 + ... + 719315629909.

It is an arithmetic number, because the mean of its divisors is an integer number (15105628226682).

Almost surely, 2^{97826925658444} is an apocalyptic number.

It is an amenable number.

97826925658444 is a deficient number, since it is larger than the sum of its proper divisors (83440613061740).

97826925658444 is a wasteful number, since it uses less digits than its factorization.

97826925658444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438631259704 (or 1438631259702 counting only the distinct ones).

The product of its digits is 8360755200, while the sum is 79.

The spelling of 97826925658444 in words is "ninety-seven trillion, eight hundred twenty-six billion, nine hundred twenty-five million, six hundred fifty-eight thousand, four hundred forty-four".