3231961693632 has 84 divisors (see below), whose sum is σ = 10587239608816. Its totient is φ = 923417625600.

The previous prime is 3231961693601. The next prime is 3231961693633. The reversal of 3231961693632 is 2363961691323.

3231961693632 is a `hidden beast` number, since 3 + 2 + 3 + 19 + 616 + 9 + 3 + 6 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231961693633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 400784869 + ... + 400792932.

Almost surely, 2^{3231961693632} is an apocalyptic number.

3231961693632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3231961693632 is an abundant number, since it is smaller than the sum of its proper divisors (7355277915184).

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

3231961693632 is a wasteful number, since it uses less digits than its factorization.

3231961693632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801577826 (or 801577813 counting only the distinct ones).

The product of its digits is 5668704, while the sum is 54.

The spelling of 3231961693632 in words is "three trillion, two hundred thirty-one billion, nine hundred sixty-one million, six hundred ninety-three thousand, six hundred thirty-two".