88139766080 has 56 divisors (see below), whose sum is σ = 215555355528. Its totient is φ = 34303039488.

The previous prime is 88139766067. The next prime is 88139766097. The reversal of 88139766080 is 8066793188.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 46566187264 + 41573578816 = 215792^2 + 203896^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3710279 + ... + 3733958.

Almost surely, 2^88139766080 is an apocalyptic number.

88139766080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88139766080 is an abundant number, since it is smaller than the sum of its proper divisors (127415589448).

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

88139766080 is a wasteful number, since it uses less digits than its factorization.

88139766080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7444291 (or 7444281 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 56.

The spelling of 88139766080 in words is "eighty-eight billion, one hundred thirty-nine million, seven hundred sixty-six thousand, eighty".