16250020518672 has 120 divisors (see below), whose sum is σ = 46254874498560. Its totient is φ = 5324534369280.

The previous prime is 16250020518653. The next prime is 16250020518707. The reversal of 16250020518672 is 27681502005261.

16250020518672 is a `hidden beast` number, since 1 + 6 + 2 + 50 + 0 + 20 + 518 + 67 + 2 = 666.

It is a super-2 number, since 2×16250020518672² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1087329 + ... + 5803647.

It is an arithmetic number, because the mean of its divisors is an integer number (385457287488).

Almost surely, 2^{16250020518672} is an apocalyptic number.

16250020518672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16250020518672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23127437249280).

16250020518672 is an abundant number, since it is smaller than the sum of its proper divisors (30004853979888).

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

16250020518672 is a wasteful number, since it uses less digits than its factorization.

16250020518672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4716741 (or 4716732 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 16250020518672 in words is "sixteen trillion, two hundred fifty billion, twenty million, five hundred eighteen thousand, six hundred seventy-two".