50640677 has 8 divisors (see below), whose sum is σ = 51722976. Its totient is φ = 49568112.

The previous prime is 50640673. The next prime is 50640697. The reversal of 50640677 is 77604605.

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

It is a cyclic number.

It is not a de Polignac number, because 50640677 - 2² = 50640673 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 (50640673) 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, 8603 + ... + 13239.

It is an arithmetic number, because the mean of its divisors is an integer number (6465372).

Almost surely, 2^50640677 is an apocalyptic number.

It is an amenable number.

50640677 is a deficient number, since it is larger than the sum of its proper divisors (1082299).

50640677 is a wasteful number, since it uses less digits than its factorization.

50640677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4867.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 50640677 is about 7116.2263173679. The cubic root of 50640677 is about 369.9699926967.

The spelling of 50640677 in words is "fifty million, six hundred forty thousand, six hundred seventy-seven".