14428011393 has 12 divisors (see below), whose sum is σ = 21031659220. Its totient is φ = 9530428896.

The previous prime is 14428011383. The next prime is 14428011461. The reversal of 14428011393 is 39311082441.

14428011393 is a `hidden beast` number, since 1 + 442 + 80 + 1 + 139 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8054703504 + 6373307889 = 89748^2 + 79833^2 .

It is not a de Polignac number, because 14428011393 - 2⁶ = 14428011329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14428011383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7352746 + ... + 7354707.

Almost surely, 2^14428011393 is an apocalyptic number.

It is an amenable number.

14428011393 is a deficient number, since it is larger than the sum of its proper divisors (6603647827).

14428011393 is a wasteful number, since it uses less digits than its factorization.

14428011393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14707568 (or 14707565 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 14428011393 in words is "fourteen billion, four hundred twenty-eight million, eleven thousand, three hundred ninety-three".