13718976945 has 8 divisors (see below), whose sum is σ = 21950363136. Its totient is φ = 7316787696.

The previous prime is 13718976941. The next prime is 13718976991. The reversal of 13718976945 is 54967981731.

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

It is not a de Polignac number, because 13718976945 - 2² = 13718976941 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13718976941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457299217 + ... + 457299246.

It is an arithmetic number, because the mean of its divisors is an integer number (2743795392).

Almost surely, 2^13718976945 is an apocalyptic number.

13718976945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13718976945 is a deficient number, since it is larger than the sum of its proper divisors (8231386191).

13718976945 is an equidigital number, since it uses as much as digits as its factorization.

13718976945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914598471.

The product of its digits is 11430720, while the sum is 60.

The spelling of 13718976945 in words is "thirteen billion, seven hundred eighteen million, nine hundred seventy-six thousand, nine hundred forty-five".