98772766935720 has 128 divisors (see below), whose sum is σ = 309209622220800. Its totient is φ = 25193567925504.

The previous prime is 98772766935701. The next prime is 98772766935749. The reversal of 98772766935720 is 2753966727789.

It is a happy number.

It is a super-2 number, since 2×98772766935720² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (78) 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 31 ways as a sum of consecutive naturals, for example, 112388319 + ... + 113263761.

It is an arithmetic number, because the mean of its divisors is an integer number (2415700173600).

Almost surely, 2^{98772766935720} is an apocalyptic number.

It is an amenable number.

98772766935720 is an abundant number, since it is smaller than the sum of its proper divisors (210436855285080).

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

98772766935720 is a wasteful number, since it uses less digits than its factorization.

98772766935720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916359 (or 916355 counting only the distinct ones).

The product of its (nonzero) digits is 3360631680, while the sum is 78.

The spelling of 98772766935720 in words is "ninety-eight trillion, seven hundred seventy-two billion, seven hundred sixty-six million, nine hundred thirty-five thousand, seven hundred twenty".