14755978550 has 48 divisors (see below), whose sum is σ = 29155909200. Its totient is φ = 5540400000.

The previous prime is 14755978519. The next prime is 14755978571. The reversal of 14755978550 is 5587955741.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32300 + ... + 174800.

It is an arithmetic number, because the mean of its divisors is an integer number (607414775).

Almost surely, 2^14755978550 is an apocalyptic number.

14755978550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14755978550 is a deficient number, since it is larger than the sum of its proper divisors (14399930650).

14755978550 is a wasteful number, since it uses less digits than its factorization.

14755978550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142641 (or 142636 counting only the distinct ones).

The product of its (nonzero) digits is 8820000, while the sum is 56.

The spelling of 14755978550 in words is "fourteen billion, seven hundred fifty-five million, nine hundred seventy-eight thousand, five hundred fifty".