14227764631 has 4 divisors (see below), whose sum is σ = 14228270064. Its totient is φ = 14227259200.

The previous prime is 14227764613. The next prime is 14227764637. The reversal of 14227764631 is 13646772241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14227764631 - 2⁵ = 14227764599 is a prime.

It is a super-2 number, since 2×14227764631² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14227764637) 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, 207835 + ... + 267676.

It is an arithmetic number, because the mean of its divisors is an integer number (3557067516).

Almost surely, 2^14227764631 is an apocalyptic number.

14227764631 is a deficient number, since it is larger than the sum of its proper divisors (505433).

14227764631 is an equidigital number, since it uses as much as digits as its factorization.

14227764631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505432.

The product of its digits is 338688, while the sum is 43.

The spelling of 14227764631 in words is "fourteen billion, two hundred twenty-seven million, seven hundred sixty-four thousand, six hundred thirty-one".