14220956401 has 4 divisors (see below), whose sum is σ = 14605306612. Its totient is φ = 13836606192.

The previous prime is 14220956383. The next prime is 14220956411. The reversal of 14220956401 is 10465902241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10465902241 = 1279 ⋅8182879.

It can be written as a sum of positive squares in 2 ways, for example, as 5176946401 + 9044010000 = 71951^2 + 95100^2 .

It is a cyclic number.

It is not a de Polignac number, because 14220956401 - 2⁷ = 14220956273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14220956411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192175050 + ... + 192175123.

It is an arithmetic number, because the mean of its divisors is an integer number (3651326653).

Almost surely, 2^14220956401 is an apocalyptic number.

It is an amenable number.

14220956401 is a deficient number, since it is larger than the sum of its proper divisors (384350211).

14220956401 is an equidigital number, since it uses as much as digits as its factorization.

14220956401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384350210.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 14220956401 in words is "fourteen billion, two hundred twenty million, nine hundred fifty-six thousand, four hundred one".