97479525436 has 6 divisors (see below), whose sum is σ = 170589169520. Its totient is φ = 48739762716.

The previous prime is 97479525431. The next prime is 97479525439. The reversal of 97479525436 is 63452597479.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97479525431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12184940676 + ... + 12184940683.

Almost surely, 2^97479525436 is an apocalyptic number.

It is an amenable number.

97479525436 is a deficient number, since it is larger than the sum of its proper divisors (73109644084).

97479525436 is a wasteful number, since it uses less digits than its factorization.

97479525436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24369881363 (or 24369881361 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 61.

The spelling of 97479525436 in words is "ninety-seven billion, four hundred seventy-nine million, five hundred twenty-five thousand, four hundred thirty-six".