14638011550 has 12 divisors (see below), whose sum is σ = 27226701576. Its totient is φ = 5855204600.

The previous prime is 14638011529. The next prime is 14638011581. The reversal of 14638011550 is 5511083641.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 146380066 + ... + 146380165.

It is an arithmetic number, because the mean of its divisors is an integer number (2268891798).

Almost surely, 2^14638011550 is an apocalyptic number.

14638011550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14638011550 is a deficient number, since it is larger than the sum of its proper divisors (12588690026).

14638011550 is a wasteful number, since it uses less digits than its factorization.

14638011550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292760243 (or 292760238 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 14638011550 in words is "fourteen billion, six hundred thirty-eight million, eleven thousand, five hundred fifty".