18732900332 has 6 divisors (see below), whose sum is σ = 32782575588. Its totient is φ = 9366450164.

The previous prime is 18732900293. The next prime is 18732900341. The reversal of 18732900332 is 23300923781.

It is a happy number.

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 as a sum of consecutive naturals, namely, 2341612538 + ... + 2341612545.

It is an arithmetic number, because the mean of its divisors is an integer number (5463762598).

Almost surely, 2^18732900332 is an apocalyptic number.

It is an amenable number.

18732900332 is a deficient number, since it is larger than the sum of its proper divisors (14049675256).

18732900332 is a wasteful number, since it uses less digits than its factorization.

18732900332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4683225087 (or 4683225085 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 18732900332 in words is "eighteen billion, seven hundred thirty-two million, nine hundred thousand, three hundred thirty-two".