88664356672 has 56 divisors (see below), whose sum is σ = 185251994240. Its totient is φ = 41987911680.

The previous prime is 88664356643. The next prime is 88664356673. The reversal of 88664356672 is 27665346688.

It is a super-2 number, since 2×88664356672² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 88664356672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88664356673) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6414793 + ... + 6428599.

Almost surely, 2^88664356672 is an apocalyptic number.

It is an amenable number.

88664356672 is an abundant number, since it is smaller than the sum of its proper divisors (96587637568).

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

88664356672 is a wasteful number, since it uses less digits than its factorization.

88664356672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19119 (or 19109 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 61.

The spelling of 88664356672 in words is "eighty-eight billion, six hundred sixty-four million, three hundred fifty-six thousand, six hundred seventy-two".