50977457 has 2 divisors, whose sum is σ = 50977458. Its totient is φ = 50977456.

The previous prime is 50977417. The next prime is 50977463. The reversal of 50977457 is 75477905.

50977457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36772096 + 14205361 = 6064^2 + 3769^2 .

It is a cyclic number.

It is not a de Polignac number, because 50977457 - 2⁶ = 50977393 is a prime.

It is a super-2 number, since 2×50977457² = 5197402244373698, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50977417) 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 as a sum of consecutive naturals, namely, 25488728 + 25488729.

It is an arithmetic number, because the mean of its divisors is an integer number (25488729).

Almost surely, 2^50977457 is an apocalyptic number.

It is an amenable number.

50977457 is a deficient number, since it is larger than the sum of its proper divisors (1).

50977457 is an equidigital number, since it uses as much as digits as its factorization.

50977457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 308700, while the sum is 44.

The square root of 50977457 is about 7139.8499283949. The cubic root of 50977457 is about 370.7883289183.

The spelling of 50977457 in words is "fifty million, nine hundred seventy-seven thousand, four hundred fifty-seven".