14691793394 has 8 divisors (see below), whose sum is σ = 22040007660. Its totient is φ = 7345124176.

The previous prime is 14691793393. The next prime is 14691793409. The reversal of 14691793394 is 49339719641.

It can be written as a sum of positive squares in 2 ways, for example, as 13701873025 + 989920369 = 117055^2 + 31463^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (14691793393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362189 + ... + 400704.

Almost surely, 2^14691793394 is an apocalyptic number.

14691793394 is a deficient number, since it is larger than the sum of its proper divisors (7348214266).

14691793394 is an equidigital number, since it uses as much as digits as its factorization.

14691793394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772524.

The product of its digits is 4408992, while the sum is 56.

The spelling of 14691793394 in words is "fourteen billion, six hundred ninety-one million, seven hundred ninety-three thousand, three hundred ninety-four".