16433272601604 has 72 divisors (see below), whose sum is σ = 43987469879808. Its totient is φ = 5155032579840.

The previous prime is 16433272601597. The next prime is 16433272601677. The reversal of 16433272601604 is 40610627233461.

16433272601604 is a `hidden beast` number, since 1 + 6 + 4 + 3 + 32 + 7 + 2 + 6 + 0 + 1 + 604 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16433272601604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4978689 + ... + 7593015.

It is an arithmetic number, because the mean of its divisors is an integer number (610937081664).

Almost surely, 2^{16433272601604} is an apocalyptic number.

It is an amenable number.

16433272601604 is an abundant number, since it is smaller than the sum of its proper divisors (27554197278204).

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

16433272601604 is a wasteful number, since it uses less digits than its factorization.

16433272601604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624625 (or 2624620 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 16433272601604 in words is "sixteen trillion, four hundred thirty-three billion, two hundred seventy-two million, six hundred one thousand, six hundred four".