14657020392 has 128 divisors (see below), whose sum is σ = 42191170560. Its totient is φ = 4156462080.

The previous prime is 14657020369. The next prime is 14657020421. The reversal of 14657020392 is 29302075641.

It is a self number, because there is not a number n which added to its sum of digits gives 14657020392.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22794423 + ... + 22795065.

It is an arithmetic number, because the mean of its divisors is an integer number (329618520).

Almost surely, 2^14657020392 is an apocalyptic number.

14657020392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14657020392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21095585280).

14657020392 is an abundant number, since it is smaller than the sum of its proper divisors (27534150168).

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

14657020392 is a wasteful number, since it uses less digits than its factorization.

14657020392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463 (or 1459 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 14657020392 in words is "fourteen billion, six hundred fifty-seven million, twenty thousand, three hundred ninety-two".