14138403981156 has 864 divisors, whose sum is σ = 50042022051840. Its totient is φ = 3262173336576.

The previous prime is 14138403981101. The next prime is 14138403981217. The reversal of 14138403981156 is 65118930483141.

14138403981156 is a `hidden beast` number, since 1 + 4 + 1 + 3 + 8 + 403 + 9 + 81 + 156 = 666.

14138403981156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1203979821 + ... + 1203991563.

Almost surely, 2^{14138403981156} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14138403981156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25021011025920).

14138403981156 is an abundant number, since it is smaller than the sum of its proper divisors (35903618070684).

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

14138403981156 is a wasteful number, since it uses less digits than its factorization.

14138403981156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11873 (or 11839 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 14138403981156 in words is "fourteen trillion, one hundred thirty-eight billion, four hundred three million, nine hundred eighty-one thousand, one hundred fifty-six".