16375272375 has 128 divisors (see below), whose sum is σ = 34062612480. Its totient is φ = 6787200000.

The previous prime is 16375272371. The next prime is 16375272409. The reversal of 16375272375 is 57327257361.

It is not a de Polignac number, because 16375272375 - 2² = 16375272371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16375272371) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 20240971 + ... + 20241779.

It is an arithmetic number, because the mean of its divisors is an integer number (266114160).

Almost surely, 2^16375272375 is an apocalyptic number.

16375272375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16375272375 is an abundant number, since it is smaller than the sum of its proper divisors (17687340105).

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

16375272375 is a wasteful number, since it uses less digits than its factorization.

16375272375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546 (or 1536 counting only the distinct ones).

The product of its digits is 1852200, while the sum is 48.

The spelling of 16375272375 in words is "sixteen billion, three hundred seventy-five million, two hundred seventy-two thousand, three hundred seventy-five".