50976840647 has 4 divisors (see below), whose sum is σ = 53659832280. Its totient is φ = 48293849016.

The previous prime is 50976840637. The next prime is 50976840653. The reversal of 50976840647 is 74604867905.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50976840647 - 2⁴ = 50976840631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50976840592 and 50976840601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50976840617) 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, 1341495788 + ... + 1341495825.

It is an arithmetic number, because the mean of its divisors is an integer number (13414958070).

Almost surely, 2^50976840647 is an apocalyptic number.

50976840647 is a deficient number, since it is larger than the sum of its proper divisors (2682991633).

50976840647 is a wasteful number, since it uses less digits than its factorization.

50976840647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682991632.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 50976840647 in words is "fifty billion, nine hundred seventy-six million, eight hundred forty thousand, six hundred forty-seven".