32668811007 has 24 divisors (see below), whose sum is σ = 50472491904. Its totient is φ = 18412104384.

The previous prime is 32668810991. The next prime is 32668811017. The reversal of 32668811007 is 70011886623.

It is not a de Polignac number, because 32668811007 - 2⁴ = 32668810991 is a prime.

It is a super-2 number, since 2×32668811007² (a number of 22 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 32668811007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32668811017) 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, 34053 + ... + 257870.

It is an arithmetic number, because the mean of its divisors is an integer number (2103020496).

Almost surely, 2^32668811007 is an apocalyptic number.

32668811007 is a deficient number, since it is larger than the sum of its proper divisors (17803680897).

32668811007 is an equidigital number, since it uses as much as digits as its factorization.

32668811007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292079 (or 292006 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 32668811007 in words is "thirty-two billion, six hundred sixty-eight million, eight hundred eleven thousand, seven".