50618899 has 2 divisors, whose sum is σ = 50618900. Its totient is φ = 50618898.

The previous prime is 50618863. The next prime is 50618903. The reversal of 50618899 is 99881605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50618899 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50615899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25309449 + 25309450.

It is an arithmetic number, because the mean of its divisors is an integer number (25309450).

Almost surely, 2^50618899 is an apocalyptic number.

50618899 is a deficient number, since it is larger than the sum of its proper divisors (1).

50618899 is an equidigital number, since it uses as much as digits as its factorization.

50618899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 46.

The square root of 50618899 is about 7114.6959878831. The cubic root of 50618899 is about 369.9169499502.

The spelling of 50618899 in words is "fifty million, six hundred eighteen thousand, eight hundred ninety-nine".