18360161548 has 12 divisors (see below), whose sum is σ = 33821350360. Its totient is φ = 8696918592.

The previous prime is 18360161471. The next prime is 18360161569. The reversal of 18360161548 is 84516106381.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120790461 + ... + 120790612.

Almost surely, 2^18360161548 is an apocalyptic number.

It is an amenable number.

18360161548 is a deficient number, since it is larger than the sum of its proper divisors (15461188812).

18360161548 is a wasteful number, since it uses less digits than its factorization.

18360161548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241581096 (or 241581094 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 18360161548 in words is "eighteen billion, three hundred sixty million, one hundred sixty-one thousand, five hundred forty-eight".