14575328621 has 16 divisors (see below), whose sum is σ = 18099855360. Its totient is φ = 11453808240.

The previous prime is 14575328591. The next prime is 14575328629. The reversal of 14575328621 is 12682357541.

It is not a de Polignac number, because 14575328621 - 2⁶ = 14575328557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14575328629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1763441 + ... + 1771686.

It is an arithmetic number, because the mean of its divisors is an integer number (1131240960).

Almost surely, 2^14575328621 is an apocalyptic number.

It is an amenable number.

14575328621 is a deficient number, since it is larger than the sum of its proper divisors (3524526739).

14575328621 is a wasteful number, since it uses less digits than its factorization.

14575328621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535184.

The product of its digits is 403200, while the sum is 44.

The spelling of 14575328621 in words is "fourteen billion, five hundred seventy-five million, three hundred twenty-eight thousand, six hundred twenty-one".