14969813550 has 24 divisors (see below), whose sum is σ = 37125137976. Its totient is φ = 3991950240.

The previous prime is 14969813549. The next prime is 14969813563. The reversal of 14969813550 is 5531896941.

It is a junction number, because it is equal to n+sod(n) for n = 14969813493 and 14969813502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49899229 + ... + 49899528.

It is an arithmetic number, because the mean of its divisors is an integer number (1546880749).

Almost surely, 2^14969813550 is an apocalyptic number.

14969813550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14969813550 is an abundant number, since it is smaller than the sum of its proper divisors (22155324426).

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

14969813550 is a wasteful number, since it uses less digits than its factorization.

14969813550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99798772 (or 99798767 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 51.

The spelling of 14969813550 in words is "fourteen billion, nine hundred sixty-nine million, eight hundred thirteen thousand, five hundred fifty".