188552172016 has 20 divisors (see below), whose sum is σ = 393421359352. Its totient is φ = 87024079296.

The previous prime is 188552172007. The next prime is 188552172037. The reversal of 188552172016 is 610271255881.

It is a congruent number.

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, 453250206 + ... + 453250621.

Almost surely, 2^188552172016 is an apocalyptic number.

188552172016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

188552172016 is an abundant number, since it is smaller than the sum of its proper divisors (204869187336).

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

188552172016 is a wasteful number, since it uses less digits than its factorization.

188552172016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906500848 (or 906500842 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 46.

The spelling of 188552172016 in words is "one hundred eighty-eight billion, five hundred fifty-two million, one hundred seventy-two thousand, sixteen".