88666570020 has 96 divisors (see below), whose sum is σ = 298666368000. Its totient is φ = 19199977344.

The previous prime is 88666570019. The next prime is 88666570033. The reversal of 88666570020 is 2007566688.

It is a super-2 number, since 2×88666570020² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5547570 + ... + 5563529.

It is an arithmetic number, because the mean of its divisors is an integer number (3111108000).

Almost surely, 2^88666570020 is an apocalyptic number.

It is an amenable number.

88666570020 is an abundant number, since it is smaller than the sum of its proper divisors (209999797980).

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

88666570020 is a wasteful number, since it uses less digits than its factorization.

88666570020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111137 (or 11111135 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 88666570020 in words is "eighty-eight billion, six hundred sixty-six million, five hundred seventy thousand, twenty".