14138836777 has 16 divisors (see below), whose sum is σ = 16186407552. Its totient is φ = 12234528000.

The previous prime is 14138836771. The next prime is 14138836781. The reversal of 14138836777 is 77763883141.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14138836777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14138836771) 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, 71973 + ... + 182914.

It is an arithmetic number, because the mean of its divisors is an integer number (1011650472).

Almost surely, 2^14138836777 is an apocalyptic number.

14138836777 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

14138836777 is a deficient number, since it is larger than the sum of its proper divisors (2047570775).

14138836777 is a wasteful number, since it uses less digits than its factorization.

14138836777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255168.

The product of its digits is 4741632, while the sum is 55.

The spelling of 14138836777 in words is "fourteen billion, one hundred thirty-eight million, eight hundred thirty-six thousand, seven hundred seventy-seven".