50757613 has 2 divisors, whose sum is σ = 50757614. Its totient is φ = 50757612.

The previous prime is 50757589. The next prime is 50757617. The reversal of 50757613 is 31675705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46485124 + 4272489 = 6818^2 + 2067^2 .

It is a cyclic number.

It is not a de Polignac number, because 50757613 - 2¹³ = 50749421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50757617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25378806 + 25378807.

It is an arithmetic number, because the mean of its divisors is an integer number (25378807).

Almost surely, 2^50757613 is an apocalyptic number.

It is an amenable number.

50757613 is a deficient number, since it is larger than the sum of its proper divisors (1).

50757613 is an equidigital number, since it uses as much as digits as its factorization.

50757613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22050, while the sum is 34.

The square root of 50757613 is about 7124.4377322003. The cubic root of 50757613 is about 370.2545436179.

The spelling of 50757613 in words is "fifty million, seven hundred fifty-seven thousand, six hundred thirteen".