32665966956623 has 24 divisors (see below), whose sum is σ = 44191467073824. Its totient is φ = 23496000200640.

The previous prime is 32665966956619. The next prime is 32665966956641.

32665966956623 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 32665966956623 - 2² = 32665966956619 is a prime.

It is a super-2 number, since 2×32665966956623² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (74) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32665966956613) 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, 1483322336 + ... + 1483344357.

It is an arithmetic number, because the mean of its divisors is an integer number (1841311128076).

Almost surely, 2^{32665966956623} is an apocalyptic number.

32665966956623 is a deficient number, since it is larger than the sum of its proper divisors (11525500117201).

32665966956623 is a wasteful number, since it uses less digits than its factorization.

32665966956623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966666735 (or 2966666724 counting only the distinct ones).

The product of its digits is 3401222400, while the sum is 74.

The spelling of 32665966956623 in words is "thirty-two trillion, six hundred sixty-five billion, nine hundred sixty-six million, nine hundred fifty-six thousand, six hundred twenty-three".