88077438738 has 12 divisors (see below), whose sum is σ = 190834450638. Its totient is φ = 29359146240.

The previous prime is 88077438697. The next prime is 88077438809. The reversal of 88077438738 is 83783477088.

It can be written as a sum of positive squares in only one way, i.e., 77271212529 + 10806226209 = 277977^2 + 103953^2 .

It is a super-2 number, since 2×88077438738² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2446595503 + ... + 2446595538.

Almost surely, 2^88077438738 is an apocalyptic number.

88077438738 is an abundant number, since it is smaller than the sum of its proper divisors (102757011900).

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

88077438738 is a wasteful number, since it uses less digits than its factorization.

88077438738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4893191049 (or 4893191046 counting only the distinct ones).

The product of its (nonzero) digits is 50577408, while the sum is 63.

The spelling of 88077438738 in words is "eighty-eight billion, seventy-seven million, four hundred thirty-eight thousand, seven hundred thirty-eight".