88388131266 has 24 divisors (see below), whose sum is σ = 191528879724. Its totient is φ = 29459439360.

The previous prime is 88388131253. The next prime is 88388131303. The reversal of 88388131266 is 66213188388.

It can be written as a sum of positive squares in 2 ways, for example, as 88310603241 + 77528025 = 297171^2 + 8805^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103111 + ... + 432906.

Almost surely, 2^88388131266 is an apocalyptic number.

88388131266 is an abundant number, since it is smaller than the sum of its proper divisors (103140748458).

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

88388131266 is a wasteful number, since it uses less digits than its factorization.

88388131266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545186 (or 545183 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 54.

The spelling of 88388131266 in words is "eighty-eight billion, three hundred eighty-eight million, one hundred thirty-one thousand, two hundred sixty-six".