50818451 has 2 divisors, whose sum is σ = 50818452. Its totient is φ = 50818450.

The previous prime is 50818381. The next prime is 50818459. The reversal of 50818451 is 15481805.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50818451 - 2²² = 46624147 is a prime.

It is not a weakly prime, because it can be changed into another prime (50818459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25409225 + 25409226.

It is an arithmetic number, because the mean of its divisors is an integer number (25409226).

Almost surely, 2^50818451 is an apocalyptic number.

50818451 is a deficient number, since it is larger than the sum of its proper divisors (1).

50818451 is an equidigital number, since it uses as much as digits as its factorization.

50818451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6400, while the sum is 32.

The square root of 50818451 is about 7128.7061238348. The cubic root of 50818451 is about 370.4024134046.

The spelling of 50818451 in words is "fifty million, eight hundred eighteen thousand, four hundred fifty-one".