50818618 has 8 divisors (see below), whose sum is σ = 76318848. Its totient is φ = 25379004.

The previous prime is 50818613. The next prime is 50818657. The reversal of 50818618 is 81681805.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (50818613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12996 + ... + 16447.

It is an arithmetic number, because the mean of its divisors is an integer number (9539856).

Almost surely, 2^50818618 is an apocalyptic number.

50818618 is a deficient number, since it is larger than the sum of its proper divisors (25500230).

50818618 is a wasteful number, since it uses less digits than its factorization.

50818618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30308.

The product of its (nonzero) digits is 15360, while the sum is 37.

The square root of 50818618 is about 7128.7178370307. The cubic root of 50818618 is about 370.4028191439.

The spelling of 50818618 in words is "fifty million, eight hundred eighteen thousand, six hundred eighteen".