88331609840040 has 96 divisors (see below), whose sum is σ = 328088836558080. Its totient is φ = 20190082248576.

The previous prime is 88331609840011. The next prime is 88331609840041. The reversal of 88331609840040 is 4004890613388.

88331609840040 is a `hidden beast` number, since 8 + 8 + 33 + 160 + 9 + 8 + 400 + 40 = 666.

It is not an unprimeable number, because it can be changed into a prime (88331609840041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17526110544 + ... + 17526115583.

It is an arithmetic number, because the mean of its divisors is an integer number (3417592047480).

Almost surely, 2^{88331609840040} is an apocalyptic number.

It is an amenable number.

88331609840040 is an abundant number, since it is smaller than the sum of its proper divisors (239757226718040).

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

88331609840040 is a wasteful number, since it uses less digits than its factorization.

88331609840040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35052226151 (or 35052226144 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 88331609840040 in words is "eighty-eight trillion, three hundred thirty-one billion, six hundred nine million, eight hundred forty thousand, forty".