50677657 has 2 divisors, whose sum is σ = 50677658. Its totient is φ = 50677656.

The previous prime is 50677643. The next prime is 50677667. The reversal of 50677657 is 75677605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48706441 + 1971216 = 6979^2 + 1404^2 .

It is a cyclic number.

It is not a de Polignac number, because 50677657 - 2¹⁵ = 50644889 is a prime.

It is not a weakly prime, because it can be changed into another prime (50677667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25338828 + 25338829.

It is an arithmetic number, because the mean of its divisors is an integer number (25338829).

Almost surely, 2^50677657 is an apocalyptic number.

It is an amenable number.

50677657 is a deficient number, since it is larger than the sum of its proper divisors (1).

50677657 is an equidigital number, since it uses as much as digits as its factorization.

50677657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 308700, while the sum is 43.

The square root of 50677657 is about 7118.8241304305. The cubic root of 50677657 is about 370.0600267841.

The spelling of 50677657 in words is "fifty million, six hundred seventy-seven thousand, six hundred fifty-seven".