14729791357 has 4 divisors (see below), whose sum is σ = 14794113820. Its totient is φ = 14665468896.

The previous prime is 14729791333. The next prime is 14729791361. The reversal of 14729791357 is 75319792741.

It is a happy number.

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 14015244996 + 714546361 = 118386^2 + 26731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14729791357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14729791298 and 14729791307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14729791397) 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, 32160888 + ... + 32161345.

It is an arithmetic number, because the mean of its divisors is an integer number (3698528455).

Almost surely, 2^14729791357 is an apocalyptic number.

It is an amenable number.

14729791357 is a deficient number, since it is larger than the sum of its proper divisors (64322463).

14729791357 is an equidigital number, since it uses as much as digits as its factorization.

14729791357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64322462.

The product of its digits is 3333960, while the sum is 55.

The spelling of 14729791357 in words is "fourteen billion, seven hundred twenty-nine million, seven hundred ninety-one thousand, three hundred fifty-seven".