32656634412 has 48 divisors (see below), whose sum is σ = 76500910080. Its totient is φ = 10842467968.

The previous prime is 32656634393. The next prime is 32656634477. The reversal of 32656634412 is 21443665623.

It is a happy number.

It is a super-2 number, since 2×32656634412² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3713773 + ... + 3722555.

It is an arithmetic number, because the mean of its divisors is an integer number (1593768960).

Almost surely, 2^32656634412 is an apocalyptic number.

It is an amenable number.

32656634412 is an abundant number, since it is smaller than the sum of its proper divisors (43844275668).

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

32656634412 is a wasteful number, since it uses less digits than its factorization.

32656634412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9982 (or 9980 counting only the distinct ones).

The product of its digits is 622080, while the sum is 42.

The spelling of 32656634412 in words is "thirty-two billion, six hundred fifty-six million, six hundred thirty-four thousand, four hundred twelve".