50757769 has 2 divisors, whose sum is σ = 50757770. Its totient is φ = 50757768.

The previous prime is 50757761. The next prime is 50757779. The reversal of 50757769 is 96775705.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37884025 + 12873744 = 6155^2 + 3588^2 .

It is a cyclic number.

It is not a de Polignac number, because 50757769 - 2³ = 50757761 is a prime.

It is a super-2 number, since 2×50757769² = 5152702227714722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50757761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25378884 + 25378885.

It is an arithmetic number, because the mean of its divisors is an integer number (25378885).

Almost surely, 2^50757769 is an apocalyptic number.

It is an amenable number.

50757769 is a deficient number, since it is larger than the sum of its proper divisors (1).

50757769 is an equidigital number, since it uses as much as digits as its factorization.

50757769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 463050, while the sum is 46.

The square root of 50757769 is about 7124.4486804243. The cubic root of 50757769 is about 370.2549229348.

The spelling of 50757769 in words is "fifty million, seven hundred fifty-seven thousand, seven hundred sixty-nine".