14938783577 has 4 divisors (see below), whose sum is σ = 15030432720. Its totient is φ = 14847134436.

The previous prime is 14938783529. The next prime is 14938783591. The reversal of 14938783577 is 77538783941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77538783941 = 109639 ⋅707219.

It is a cyclic number.

It is not a de Polignac number, because 14938783577 - 2²⁴ = 14922006361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14938785577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45824327 + ... + 45824652.

It is an arithmetic number, because the mean of its divisors is an integer number (3757608180).

Almost surely, 2^14938783577 is an apocalyptic number.

It is an amenable number.

14938783577 is a deficient number, since it is larger than the sum of its proper divisors (91649143).

14938783577 is an equidigital number, since it uses as much as digits as its factorization.

14938783577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91649142.

The product of its digits is 35562240, while the sum is 62.

The spelling of 14938783577 in words is "fourteen billion, nine hundred thirty-eight million, seven hundred eighty-three thousand, five hundred seventy-seven".