88133684040 has 128 divisors (see below), whose sum is σ = 298163952000. Its totient is φ = 23151515904.

The previous prime is 88133684039. The next prime is 88133684071. The reversal of 88133684040 is 4048633188.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 536635 + ... + 681354.

It is an arithmetic number, because the mean of its divisors is an integer number (2329405875).

Almost surely, 2^88133684040 is an apocalyptic number.

It is an amenable number.

88133684040 is an abundant number, since it is smaller than the sum of its proper divisors (210030267960).

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

88133684040 is a wasteful number, since it uses less digits than its factorization.

88133684040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218076 (or 1218066 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 88133684040 in words is "eighty-eight billion, one hundred thirty-three million, six hundred eighty-four thousand, forty".