50519659 has 2 divisors, whose sum is σ = 50519660. Its totient is φ = 50519658.

The previous prime is 50519641. The next prime is 50519663. The reversal of 50519659 is 95691505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50519659 - 2¹¹ = 50517611 is a prime.

It is not a weakly prime, because it can be changed into another prime (50519629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25259829 + 25259830.

It is an arithmetic number, because the mean of its divisors is an integer number (25259830).

Almost surely, 2^50519659 is an apocalyptic number.

50519659 is a deficient number, since it is larger than the sum of its proper divisors (1).

50519659 is an equidigital number, since it uses as much as digits as its factorization.

50519659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60750, while the sum is 40.

The square root of 50519659 is about 7107.7182695996. The cubic root of 50519659 is about 369.6750470526.

It can be divided in two parts, 505 and 19659, that added together give a square (20164 = 142²).

The spelling of 50519659 in words is "fifty million, five hundred nineteen thousand, six hundred fifty-nine".