16272364577 has 12 divisors (see below), whose sum is σ = 18941942916. Its totient is φ = 13938261120.

The previous prime is 16272364567. The next prime is 16272364637. The reversal of 16272364577 is 77546327261.

It can be written as a sum of positive squares in 2 ways, for example, as 3401688976 + 12870675601 = 58324^2 + 113449^2 .

It is not a de Polignac number, because 16272364577 - 2¹⁶ = 16272299041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16272364517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39548 + ... + 184685.

It is an arithmetic number, because the mean of its divisors is an integer number (1578495243).

Almost surely, 2^16272364577 is an apocalyptic number.

It is an amenable number.

16272364577 is a deficient number, since it is larger than the sum of its proper divisors (2669578339).

16272364577 is a wasteful number, since it uses less digits than its factorization.

16272364577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225728 (or 225721 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 50.

The spelling of 16272364577 in words is "sixteen billion, two hundred seventy-two million, three hundred sixty-four thousand, five hundred seventy-seven".