50309977 has 2 divisors, whose sum is σ = 50309978. Its totient is φ = 50309976.

The previous prime is 50309939. The next prime is 50309989. The reversal of 50309977 is 77990305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34857216 + 15452761 = 5904^2 + 3931^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50309977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50309927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25154988 + 25154989.

It is an arithmetic number, because the mean of its divisors is an integer number (25154989).

Almost surely, 2^50309977 is an apocalyptic number.

It is an amenable number.

50309977 is a deficient number, since it is larger than the sum of its proper divisors (1).

50309977 is an equidigital number, since it uses as much as digits as its factorization.

50309977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 59535, while the sum is 40.

The square root of 50309977 is about 7092.9526291947. The cubic root of 50309977 is about 369.1628920243.

The spelling of 50309977 in words is "fifty million, three hundred nine thousand, nine hundred seventy-seven".