97580023724 has 24 divisors (see below), whose sum is σ = 171705655968. Its totient is φ = 48521813760.

The previous prime is 97580023649. The next prime is 97580023757. The reversal of 97580023724 is 42732008579.

It is a happy number.

It is a super-2 number, since 2×97580023724² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648134 + ... + 784370.

It is an arithmetic number, because the mean of its divisors is an integer number (7154402332).

Almost surely, 2^97580023724 is an apocalyptic number.

It is an amenable number.

97580023724 is a deficient number, since it is larger than the sum of its proper divisors (74125632244).

97580023724 is a wasteful number, since it uses less digits than its factorization.

97580023724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137225 (or 137223 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 97580023724 in words is "ninety-seven billion, five hundred eighty million, twenty-three thousand, seven hundred twenty-four".