16475872215 has 32 divisors (see below), whose sum is σ = 28877283072. Its totient is φ = 7955136000.

The previous prime is 16475872213. The next prime is 16475872223. The reversal of 16475872215 is 51227857461.

It is not a de Polignac number, because 16475872215 - 2¹ = 16475872213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16475872213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167401 + ... + 246930.

It is an arithmetic number, because the mean of its divisors is an integer number (902415096).

Almost surely, 2^16475872215 is an apocalyptic number.

16475872215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16475872215 is a deficient number, since it is larger than the sum of its proper divisors (12401410857).

16475872215 is a wasteful number, since it uses less digits than its factorization.

16475872215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414591.

The product of its digits is 940800, while the sum is 48.

The spelling of 16475872215 in words is "sixteen billion, four hundred seventy-five million, eight hundred seventy-two thousand, two hundred fifteen".