88244030138 has 64 divisors (see below), whose sum is σ = 150131076480. Its totient is φ = 38550758400.

The previous prime is 88244030131. The next prime is 88244030143. The reversal of 88244030138 is 83103044288.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 88244030095 and 88244030104.

It is not an unprimeable number, because it can be changed into a prime (88244030131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29720318 + ... + 29723286.

It is an arithmetic number, because the mean of its divisors is an integer number (2345798070).

Almost surely, 2^88244030138 is an apocalyptic number.

88244030138 is a deficient number, since it is larger than the sum of its proper divisors (61887046342).

88244030138 is a wasteful number, since it uses less digits than its factorization.

88244030138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503.

The product of its (nonzero) digits is 147456, while the sum is 41.

The spelling of 88244030138 in words is "eighty-eight billion, two hundred forty-four million, thirty thousand, one hundred thirty-eight".