16013562109020 has 216 divisors, whose sum is σ = 57819068811504. Its totient is φ = 3575120758272.

The previous prime is 16013562109009. The next prime is 16013562109091. The reversal of 16013562109020 is 2090126531061.

16013562109020 is a `hidden beast` number, since 1 + 6 + 0 + 1 + 3 + 5 + 621 + 0 + 9 + 0 + 20 = 666.

16013562109020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20732329 + ... + 21490848.

Almost surely, 2^{16013562109020} is an apocalyptic number.

16013562109020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16013562109020 is an abundant number, since it is smaller than the sum of its proper divisors (41805506702484).

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

16013562109020 is a wasteful number, since it uses less digits than its factorization.

16013562109020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42223249 (or 42223237 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 16013562109020 in words is "sixteen trillion, thirteen billion, five hundred sixty-two million, one hundred nine thousand, twenty".