14879409845 has 4 divisors (see below), whose sum is σ = 17855291820. Its totient is φ = 11903527872.

The previous prime is 14879409799. The next prime is 14879409859. The reversal of 14879409845 is 54890497841.

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 1525527364 + 13353882481 = 39058^2 + 115559^2 .

It is a cyclic number.

It is not a de Polignac number, because 14879409845 - 2²⁰ = 14878361269 is a prime.

It is a Curzon number.

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, 1487940980 + ... + 1487940989.

It is an arithmetic number, because the mean of its divisors is an integer number (4463822955).

Almost surely, 2^14879409845 is an apocalyptic number.

It is an amenable number.

14879409845 is a deficient number, since it is larger than the sum of its proper divisors (2975881975).

14879409845 is an equidigital number, since it uses as much as digits as its factorization.

14879409845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975881974.

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 14879409845 in words is "fourteen billion, eight hundred seventy-nine million, four hundred nine thousand, eight hundred forty-five".