14354993508 has 12 divisors (see below), whose sum is σ = 33494984880. Its totient is φ = 4784997832.

The previous prime is 14354993503. The next prime is 14354993593. The reversal of 14354993508 is 80539945341.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×14354993508² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14354993503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598124718 + ... + 598124741.

It is an arithmetic number, because the mean of its divisors is an integer number (2791248740).

Almost surely, 2^14354993508 is an apocalyptic number.

It is an amenable number.

14354993508 is an abundant number, since it is smaller than the sum of its proper divisors (19139991372).

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

14354993508 is a wasteful number, since it uses less digits than its factorization.

14354993508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196249466 (or 1196249464 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 14354993508 in words is "fourteen billion, three hundred fifty-four million, nine hundred ninety-three thousand, five hundred eight".