50278767663 has 8 divisors (see below), whose sum is σ = 67886944000. Its totient is φ = 33094884888.

The previous prime is 50278767659. The next prime is 50278767709. The reversal of 50278767663 is 36676787205.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50278767663 - 2² = 50278767659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50278767863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106073113 + ... + 106073586.

It is an arithmetic number, because the mean of its divisors is an integer number (8485868000).

Almost surely, 2^50278767663 is an apocalyptic number.

50278767663 is a deficient number, since it is larger than the sum of its proper divisors (17608176337).

50278767663 is a wasteful number, since it uses less digits than its factorization.

50278767663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212146781.

The product of its (nonzero) digits is 17781120, while the sum is 57.

The spelling of 50278767663 in words is "fifty billion, two hundred seventy-eight million, seven hundred sixty-seven thousand, six hundred sixty-three".