14574170721 has 32 divisors (see below), whose sum is σ = 21471464448. Its totient is φ = 8719797440.

The previous prime is 14574170717. The next prime is 14574170753. The reversal of 14574170721 is 12707147541.

It is a cyclic number.

It is not a de Polignac number, because 14574170721 - 2² = 14574170717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14574170721.

It is not an unprimeable number, because it can be changed into a prime (14574170701) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1027540 + ... + 1041626.

It is an arithmetic number, because the mean of its divisors is an integer number (670983264).

Almost surely, 2^14574170721 is an apocalyptic number.

14574170721 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14574170721 is a deficient number, since it is larger than the sum of its proper divisors (6897293727).

14574170721 is a wasteful number, since it uses less digits than its factorization.

14574170721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14501.

The product of its (nonzero) digits is 54880, while the sum is 39.

The spelling of 14574170721 in words is "fourteen billion, five hundred seventy-four million, one hundred seventy thousand, seven hundred twenty-one".