97807593136 has 30 divisors (see below), whose sum is σ = 208295823596. Its totient is φ = 44457996000.

The previous prime is 97807593133. The next prime is 97807593179. The reversal of 97807593136 is 63139570879.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (97807593133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25258290 + ... + 25262161.

Almost surely, 2^97807593136 is an apocalyptic number.

It is an amenable number.

97807593136 is an abundant number, since it is smaller than the sum of its proper divisors (110488230460).

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

97807593136 is a wasteful number, since it uses less digits than its factorization.

97807593136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50520481 (or 50520464 counting only the distinct ones).

The product of its (nonzero) digits is 8573040, while the sum is 58.

The spelling of 97807593136 in words is "ninety-seven billion, eight hundred seven million, five hundred ninety-three thousand, one hundred thirty-six".