50872977 has 6 divisors (see below), whose sum is σ = 73483202. Its totient is φ = 33915312.

The previous prime is 50872961. The next prime is 50872979. The reversal of 50872977 is 77927805.

50872977 is a `hidden beast` number, since 508 + 72 + 9 + 77 = 666.

It can be written as a sum of positive squares in only one way, i.e., 38489616 + 12383361 = 6204^2 + 3519^2 .

It is not a de Polignac number, because 50872977 - 2⁴ = 50872961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50872979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2826268 + ... + 2826285.

Almost surely, 2^50872977 is an apocalyptic number.

It is an amenable number.

50872977 is a deficient number, since it is larger than the sum of its proper divisors (22610225).

50872977 is a wasteful number, since it uses less digits than its factorization.

50872977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5652559 (or 5652556 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 45.

The square root of 50872977 is about 7132.5294952072. The cubic root of 50872977 is about 370.5348413092.

The spelling of 50872977 in words is "fifty million, eight hundred seventy-two thousand, nine hundred seventy-seven".