14156245454 has 24 divisors (see below), whose sum is σ = 23034151440. Its totient is φ = 6522080448.

The previous prime is 14156245447. The next prime is 14156245471. The reversal of 14156245454 is 45454265141.

It is a super-2 number, since 2×14156245454² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155519 + ... + 229125.

It is an arithmetic number, because the mean of its divisors is an integer number (959756310).

Almost surely, 2^14156245454 is an apocalyptic number.

14156245454 is a deficient number, since it is larger than the sum of its proper divisors (8877905986).

14156245454 is a wasteful number, since it uses less digits than its factorization.

14156245454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74204 (or 74191 counting only the distinct ones).

The product of its digits is 384000, while the sum is 41.

The spelling of 14156245454 in words is "fourteen billion, one hundred fifty-six million, two hundred forty-five thousand, four hundred fifty-four".