97387772552 has 64 divisors (see below), whose sum is σ = 210411801600. Its totient is φ = 41394136320.

The previous prime is 97387772413. The next prime is 97387772561. The reversal of 97387772552 is 25527778379.

97387772552 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3767849 + ... + 3793607.

It is an arithmetic number, because the mean of its divisors is an integer number (3287684400).

Almost surely, 2^97387772552 is an apocalyptic number.

It is an amenable number.

97387772552 is an abundant number, since it is smaller than the sum of its proper divisors (113024029048).

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

97387772552 is a wasteful number, since it uses less digits than its factorization.

97387772552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26326 (or 26322 counting only the distinct ones).

The product of its digits is 51861600, while the sum is 62.

The spelling of 97387772552 in words is "ninety-seven billion, three hundred eighty-seven million, seven hundred seventy-two thousand, five hundred fifty-two".