18243360396 has 36 divisors (see below), whose sum is σ = 46119261552. Its totient is φ = 6080579424.

The previous prime is 18243360329. The next prime is 18243360437. The reversal of 18243360396 is 69306334281.

18243360396 is a `hidden beast` number, since 1 + 8 + 2 + 4 + 33 + 603 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 766345 + ... + 789791.

Almost surely, 2^18243360396 is an apocalyptic number.

It is an amenable number.

18243360396 is an abundant number, since it is smaller than the sum of its proper divisors (27875901156).

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

18243360396 is a wasteful number, since it uses less digits than its factorization.

18243360396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45070 (or 45065 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 18243360396 in words is "eighteen billion, two hundred forty-three million, three hundred sixty thousand, three hundred ninety-six".