14364521840 has 40 divisors (see below), whose sum is σ = 34300155840. Its totient is φ = 5590515456.

The previous prime is 14364521837. The next prime is 14364521851. The reversal of 14364521840 is 4812546341.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 14364521794 and 14364521803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2423480 + ... + 2429399.

It is an arithmetic number, because the mean of its divisors is an integer number (857503896).

Almost surely, 2^14364521840 is an apocalyptic number.

14364521840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14364521840 is an abundant number, since it is smaller than the sum of its proper divisors (19935634000).

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

14364521840 is a wasteful number, since it uses less digits than its factorization.

14364521840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4852929 (or 4852923 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 14364521840 in words is "fourteen billion, three hundred sixty-four million, five hundred twenty-one thousand, eight hundred forty".