18348680332 has 6 divisors (see below), whose sum is σ = 32110190588. Its totient is φ = 9174340164.

The previous prime is 18348680327. The next prime is 18348680369. The reversal of 18348680332 is 23308684381.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2293585038 + ... + 2293585045.

Almost surely, 2^18348680332 is an apocalyptic number.

It is an amenable number.

18348680332 is a deficient number, since it is larger than the sum of its proper divisors (13761510256).

18348680332 is a wasteful number, since it uses less digits than its factorization.

18348680332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4587170087 (or 4587170085 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The spelling of 18348680332 in words is "eighteen billion, three hundred forty-eight million, six hundred eighty thousand, three hundred thirty-two".