14256420155 has 32 divisors (see below), whose sum is σ = 17847086400. Its totient is φ = 10919276032.

The previous prime is 14256420121. The next prime is 14256420173. The reversal of 14256420155 is 55102465241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14256420155 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11111144 + ... + 11112426.

It is an arithmetic number, because the mean of its divisors is an integer number (557721450).

Almost surely, 2^14256420155 is an apocalyptic number.

14256420155 is a deficient number, since it is larger than the sum of its proper divisors (3590666245).

14256420155 is a wasteful number, since it uses less digits than its factorization.

14256420155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 14256420155 its reverse (55102465241), we get a palindrome (69358885396).

The spelling of 14256420155 in words is "fourteen billion, two hundred fifty-six million, four hundred twenty thousand, one hundred fifty-five".