32373681642 has 20 divisors (see below), whose sum is σ = 72541027746. Its totient is φ = 10791227160.

The previous prime is 32373681623. The next prime is 32373681649. The reversal of 32373681642 is 24618637323.

32373681642 is a `hidden beast` number, since 3 + 237 + 368 + 16 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 27659348721 + 4714332921 = 166311^2 + 68661^2 .

It is not an unprimeable number, because it can be changed into a prime (32373681649) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 99918609 + ... + 99918932.

Almost surely, 2^32373681642 is an apocalyptic number.

32373681642 is an abundant number, since it is smaller than the sum of its proper divisors (40167346104).

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

32373681642 is a wasteful number, since it uses less digits than its factorization.

32373681642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199837555 (or 199837546 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The spelling of 32373681642 in words is "thirty-two billion, three hundred seventy-three million, six hundred eighty-one thousand, six hundred forty-two".