50645977 has 8 divisors (see below), whose sum is σ = 54671040. Its totient is φ = 46772880.

The previous prime is 50645951. The next prime is 50645981. The reversal of 50645977 is 77954605.

50645977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50645977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50645927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37299 + ... + 38632.

It is an arithmetic number, because the mean of its divisors is an integer number (6833880).

Almost surely, 2^50645977 is an apocalyptic number.

It is an amenable number.

50645977 is a deficient number, since it is larger than the sum of its proper divisors (4025063).

50645977 is a wasteful number, since it uses less digits than its factorization.

50645977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75983.

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 50645977 is about 7116.5986960064. The cubic root of 50645977 is about 369.9828991366.

The spelling of 50645977 in words is "fifty million, six hundred forty-five thousand, nine hundred seventy-seven".