88012320777720 has 128 divisors (see below), whose sum is σ = 296222698137600. Its totient is φ = 23242088564352.

The previous prime is 88012320777581. The next prime is 88012320777737. The reversal of 88012320777720 is 2777702321088.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 395485312 + ... + 395707791.

It is an arithmetic number, because the mean of its divisors is an integer number (2314239829200).

Almost surely, 2^{88012320777720} is an apocalyptic number.

It is an amenable number.

88012320777720 is an abundant number, since it is smaller than the sum of its proper divisors (208210377359880).

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

88012320777720 is a wasteful number, since it uses less digits than its factorization.

88012320777720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791193226 (or 791193216 counting only the distinct ones).

The product of its (nonzero) digits is 3687936, while the sum is 54.

The spelling of 88012320777720 in words is "eighty-eight trillion, twelve billion, three hundred twenty million, seven hundred seventy-seven thousand, seven hundred twenty".