16546447465772 has 12 divisors (see below), whose sum is σ = 33092894931600. Its totient is φ = 7091334628176.

The previous prime is 16546447465747. The next prime is 16546447465799. The reversal of 16546447465772 is 27756474464561.

16546447465772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

16546447465772 is an admirable number.

It is a super-2 number, since 2×16546447465772² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (68) coincides with the sum of the digits of its distinct prime factors.

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, 295472276147 + ... + 295472276202.

It is an arithmetic number, because the mean of its divisors is an integer number (2757741244300).

Almost surely, 2^{16546447465772} is an apocalyptic number.

It is an amenable number.

16546447465772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16546447465772 is a wasteful number, since it uses less digits than its factorization.

16546447465772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590944552360 (or 590944552358 counting only the distinct ones).

The product of its digits is 948326400, while the sum is 68.

The spelling of 16546447465772 in words is "sixteen trillion, five hundred forty-six billion, four hundred forty-seven million, four hundred sixty-five thousand, seven hundred seventy-two".