14690974645 has 4 divisors (see below), whose sum is σ = 17629169580. Its totient is φ = 11752779712.

The previous prime is 14690974637. The next prime is 14690974651. The reversal of 14690974645 is 54647909641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2066429764 + 12624544881 = 45458^2 + 112359^2 .

It is a cyclic number.

It is not a de Polignac number, because 14690974645 - 2³ = 14690974637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1469097460 + ... + 1469097469.

It is an arithmetic number, because the mean of its divisors is an integer number (4407292395).

Almost surely, 2^14690974645 is an apocalyptic number.

It is an amenable number.

14690974645 is a deficient number, since it is larger than the sum of its proper divisors (2938194935).

14690974645 is an equidigital number, since it uses as much as digits as its factorization.

14690974645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938194934.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 14690974645 in words is "fourteen billion, six hundred ninety million, nine hundred seventy-four thousand, six hundred forty-five".