14220400344 has 16 divisors (see below), whose sum is σ = 35551000920. Its totient is φ = 4740133440.

The previous prime is 14220400309. The next prime is 14220400361. The reversal of 14220400344 is 44300402241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 592516681 = 14220400344 / (1 + 4 + 2 + 2 + 0 + 4 + 0 + 0 + 3 + 4 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296258317 + ... + 296258364.

Almost surely, 2^14220400344 is an apocalyptic number.

It is an amenable number.

14220400344 is an abundant number, since it is smaller than the sum of its proper divisors (21330600576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14220400344 is a wasteful number, since it uses less digits than its factorization.

14220400344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592516690 (or 592516686 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 14220400344 its reverse (44300402241), we get a palindrome (58520802585).

The spelling of 14220400344 in words is "fourteen billion, two hundred twenty million, four hundred thousand, three hundred forty-four".