14220145142 has 32 divisors (see below), whose sum is σ = 25851529728. Its totient is φ = 5726929536.

The previous prime is 14220145133. The next prime is 14220145153. The reversal of 14220145142 is 24154102241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107813 + ... + 200159.

It is an arithmetic number, because the mean of its divisors is an integer number (807860304).

Almost surely, 2^14220145142 is an apocalyptic number.

14220145142 is a deficient number, since it is larger than the sum of its proper divisors (11631384586).

14220145142 is a wasteful number, since it uses less digits than its factorization.

14220145142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93020.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 14220145142 its reverse (24154102241), we get a palindrome (38374247383).

The spelling of 14220145142 in words is "fourteen billion, two hundred twenty million, one hundred forty-five thousand, one hundred forty-two".