32043642642 has 48 divisors (see below), whose sum is σ = 79032552768. Its totient is φ = 9288011040.

The previous prime is 32043642593. The next prime is 32043642679. The reversal of 32043642642 is 24624634023.

32043642642 is a `hidden beast` number, since 3 + 2 + 0 + 4 + 3 + 6 + 4 + 2 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 32043642597 and 32043642606.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3513633 + ... + 3522740.

It is an arithmetic number, because the mean of its divisors is an integer number (1646511516).

Almost surely, 2^32043642642 is an apocalyptic number.

32043642642 is an abundant number, since it is smaller than the sum of its proper divisors (46988910126).

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

32043642642 is a wasteful number, since it uses less digits than its factorization.

32043642642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036415 (or 7036412 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

The spelling of 32043642642 in words is "thirty-two billion, forty-three million, six hundred forty-two thousand, six hundred forty-two".