14809679745 has 16 divisors (see below), whose sum is σ = 27080557440. Its totient is φ = 6770139264.

The previous prime is 14809679723. The next prime is 14809679747. The reversal of 14809679745 is 54797690841.

It is not a de Polignac number, because 14809679745 - 2¹⁰ = 14809678721 is a prime.

It is a super-2 number, since 2×14809679745² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14809679747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70522180 + ... + 70522389.

It is an arithmetic number, because the mean of its divisors is an integer number (1692534840).

Almost surely, 2^14809679745 is an apocalyptic number.

14809679745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14809679745 is a deficient number, since it is larger than the sum of its proper divisors (12270877695).

14809679745 is a wasteful number, since it uses less digits than its factorization.

14809679745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141044584.

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 14809679745 in words is "fourteen billion, eight hundred nine million, six hundred seventy-nine thousand, seven hundred forty-five".