14550172840 has 64 divisors (see below), whose sum is σ = 39615609600. Its totient is φ = 4695180288.

The previous prime is 14550172831. The next prime is 14550172843. The reversal of 14550172840 is 4827105541.

It is a self number, because there is not a number n which added to its sum of digits gives 14550172840.

It is not an unprimeable number, because it can be changed into a prime (14550172843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1523620 + ... + 1533139.

It is an arithmetic number, because the mean of its divisors is an integer number (618993900).

Almost surely, 2^14550172840 is an apocalyptic number.

14550172840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14550172840 is an abundant number, since it is smaller than the sum of its proper divisors (25065436760).

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

14550172840 is a wasteful number, since it uses less digits than its factorization.

14550172840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056794 (or 3056790 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 37.

The spelling of 14550172840 in words is "fourteen billion, five hundred fifty million, one hundred seventy-two thousand, eight hundred forty".