14786045977 has 4 divisors (see below), whose sum is σ = 14788665396. Its totient is φ = 14783426560.

The previous prime is 14786045969. The next prime is 14786045983. The reversal of 14786045977 is 77954068741.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77954068741 = 10663 ⋅7310707.

It can be written as a sum of positive squares in 2 ways, for example, as 2085657561 + 12700388416 = 45669^2 + 112696^2 .

It is a cyclic number.

It is not a de Polignac number, because 14786045977 - 2³ = 14786045969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14786045927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1301224 + ... + 1312537.

It is an arithmetic number, because the mean of its divisors is an integer number (3697166349).

Almost surely, 2^14786045977 is an apocalyptic number.

It is an amenable number.

14786045977 is a deficient number, since it is larger than the sum of its proper divisors (2619419).

14786045977 is an equidigital number, since it uses as much as digits as its factorization.

14786045977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619418.

The product of its (nonzero) digits is 11854080, while the sum is 58.

The spelling of 14786045977 in words is "fourteen billion, seven hundred eighty-six million, forty-five thousand, nine hundred seventy-seven".