16573536772472 has 32 divisors (see below), whose sum is σ = 31282146069120. Its totient is φ = 8231634549600.

The previous prime is 16573536772423. The next prime is 16573536772483. The reversal of 16573536772472 is 27427763537561.

16573536772472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16573536772472² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 16573536772399 and 16573536772408.

It is a congruent number.

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, 42408023 + ... + 42797049.

It is an arithmetic number, because the mean of its divisors is an integer number (977567064660).

Almost surely, 2^{16573536772472} is an apocalyptic number.

It is an amenable number.

16573536772472 is a deficient number, since it is larger than the sum of its proper divisors (14708609296648).

16573536772472 is a wasteful number, since it uses less digits than its factorization.

16573536772472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424451 (or 424447 counting only the distinct ones).

The product of its digits is 311169600, while the sum is 65.

The spelling of 16573536772472 in words is "sixteen trillion, five hundred seventy-three billion, five hundred thirty-six million, seven hundred seventy-two thousand, four hundred seventy-two".