14171656401 has 20 divisors (see below), whose sum is σ = 24194292672. Its totient is φ = 8098089048.

The previous prime is 14171656381. The next prime is 14171656439. The reversal of 14171656401 is 10465617141.

14171656401 is a `hidden beast` number, since 1 + 4 + 1 + 7 + 1 + 6 + 5 + 640 + 1 = 666.

It is not a de Polignac number, because 14171656401 - 2⁶ = 14171656337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14171656801) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12496485 + ... + 12497618.

Almost surely, 2^14171656401 is an apocalyptic number.

It is an amenable number.

14171656401 is a deficient number, since it is larger than the sum of its proper divisors (10022636271).

14171656401 is an equidigital number, since it uses as much as digits as its factorization.

14171656401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24994122 (or 24994113 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 14171656401 in words is "fourteen billion, one hundred seventy-one million, six hundred fifty-six thousand, four hundred one".