50699413 has 2 divisors, whose sum is σ = 50699414. Its totient is φ = 50699412.

The previous prime is 50699399. The next prime is 50699431. The reversal of 50699413 is 31499605.

Together with next prime (50699431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50665924 + 33489 = 7118^2 + 183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50699413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50699443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25349706 + 25349707.

It is an arithmetic number, because the mean of its divisors is an integer number (25349707).

Almost surely, 2^50699413 is an apocalyptic number.

It is an amenable number.

50699413 is a deficient number, since it is larger than the sum of its proper divisors (1).

50699413 is an equidigital number, since it uses as much as digits as its factorization.

50699413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 50699413 is about 7120.3520278144. The cubic root of 50699413 is about 370.1129749969.

The spelling of 50699413 in words is "fifty million, six hundred ninety-nine thousand, four hundred thirteen".