14215561408 has 14 divisors (see below), whose sum is σ = 28209004796. Its totient is φ = 7107780672.

The previous prime is 14215561397. The next prime is 14215561411. The reversal of 14215561408 is 80416551241.

It is a super-2 number, since 2×14215561408² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111059010 + ... + 111059137.

It is an arithmetic number, because the mean of its divisors is an integer number (2014928914).

Almost surely, 2^14215561408 is an apocalyptic number.

It is an amenable number.

14215561408 is a deficient number, since it is larger than the sum of its proper divisors (13993443388).

14215561408 is an equidigital number, since it uses as much as digits as its factorization.

14215561408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222118159 (or 222118149 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 37.

The spelling of 14215561408 in words is "fourteen billion, two hundred fifteen million, five hundred sixty-one thousand, four hundred eight".