97772875230 has 64 divisors (see below), whose sum is σ = 235532613888. Its totient is φ = 25975361280.

The previous prime is 97772875229. The next prime is 97772875241. The reversal of 97772875230 is 3257827779.

It is a happy number.

It is a super-2 number, since 2×97772875230² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18993517 + ... + 18998663.

It is an arithmetic number, because the mean of its divisors is an integer number (3680197092).

Almost surely, 2^97772875230 is an apocalyptic number.

97772875230 is an abundant number, since it is smaller than the sum of its proper divisors (137759738658).

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

97772875230 is a wasteful number, since it uses less digits than its factorization.

97772875230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7401.

The product of its (nonzero) digits is 10372320, while the sum is 57.

The spelling of 97772875230 in words is "ninety-seven billion, seven hundred seventy-two million, eight hundred seventy-five thousand, two hundred thirty".