16548938020 has 24 divisors (see below), whose sum is σ = 34760545344. Its totient is φ = 6618094176.

The previous prime is 16548938011. The next prime is 16548938033. The reversal of 16548938020 is 2083984561.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1387 + ... + 181933.

It is an arithmetic number, because the mean of its divisors is an integer number (1448356056).

Almost surely, 2^16548938020 is an apocalyptic number.

16548938020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16548938020 is an abundant number, since it is smaller than the sum of its proper divisors (18211607324).

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

16548938020 is a wasteful number, since it uses less digits than its factorization.

16548938020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185139 (or 185137 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 16548938020 in words is "sixteen billion, five hundred forty-eight million, nine hundred thirty-eight thousand, twenty".