14573720994 has 32 divisors (see below), whose sum is σ = 33367593600. Its totient is φ = 4156891392.

The previous prime is 14573720977. The next prime is 14573721013. The reversal of 14573720994 is 49902737541.

It is a happy number.

It is a super-2 number, since 2×14573720994² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267669 + ... + 317480.

It is an arithmetic number, because the mean of its divisors is an integer number (1042737300).

Almost surely, 2^14573720994 is an apocalyptic number.

14573720994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

14573720994 is an abundant number, since it is smaller than the sum of its proper divisors (18793872606).

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

14573720994 is a wasteful number, since it uses less digits than its factorization.

14573720994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585754.

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 14573720994 in words is "fourteen billion, five hundred seventy-three million, seven hundred twenty thousand, nine hundred ninety-four".