14138864877 has 16 divisors (see below), whose sum is σ = 19849152960. Its totient is φ = 8927500032.

The previous prime is 14138864869. The next prime is 14138864881. The reversal of 14138864877 is 77846883141.

It is not a de Polignac number, because 14138864877 - 2³ = 14138864869 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14138864807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205573 + ... + 265589.

It is an arithmetic number, because the mean of its divisors is an integer number (1240572060).

Almost surely, 2^14138864877 is an apocalyptic number.

It is an amenable number.

14138864877 is a deficient number, since it is larger than the sum of its proper divisors (5710288083).

14138864877 is a wasteful number, since it uses less digits than its factorization.

14138864877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64172.

The product of its digits is 7225344, while the sum is 57.

The spelling of 14138864877 in words is "fourteen billion, one hundred thirty-eight million, eight hundred sixty-four thousand, eight hundred seventy-seven".