14475621872 has 20 divisors (see below), whose sum is σ = 29265931920. Its totient is φ = 6923123328.

The previous prime is 14475621871. The next prime is 14475621877. The reversal of 14475621872 is 27812657441.

It is a super-2 number, since 2×14475621872² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14475621871) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 19667597 + ... + 19668332.

It is an arithmetic number, because the mean of its divisors is an integer number (1463296596).

Almost surely, 2^14475621872 is an apocalyptic number.

It is an amenable number.

14475621872 is an abundant number, since it is smaller than the sum of its proper divisors (14790310048).

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

14475621872 is a wasteful number, since it uses less digits than its factorization.

14475621872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39335960 (or 39335954 counting only the distinct ones).

The product of its digits is 752640, while the sum is 47.

The spelling of 14475621872 in words is "fourteen billion, four hundred seventy-five million, six hundred twenty-one thousand, eight hundred seventy-two".