12032765664 has 48 divisors (see below), whose sum is σ = 33248436480. Its totient is φ = 3799820160.

The previous prime is 12032765659. The next prime is 12032765669. The reversal of 12032765664 is 46656723021.

It is an interprime number because it is at equal distance from previous prime (12032765659) and next prime (12032765669).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12032765669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3296632 + ... + 3300279.

It is an arithmetic number, because the mean of its divisors is an integer number (692675760).

Almost surely, 2^12032765664 is an apocalyptic number.

It is an amenable number.

12032765664 is an abundant number, since it is smaller than the sum of its proper divisors (21215670816).

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

12032765664 is a wasteful number, since it uses less digits than its factorization.

12032765664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6596943 (or 6596935 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 12032765664 in words is "twelve billion, thirty-two million, seven hundred sixty-five thousand, six hundred sixty-four".