50455018 has 8 divisors (see below), whose sum is σ = 75773412. Its totient is φ = 25197216.

The previous prime is 50455007. The next prime is 50455019. The reversal of 50455018 is 81055405.

It can be written as a sum of positive squares in 2 ways, for example, as 35916049 + 14538969 = 5993^2 + 3813^2 .

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 (50455019) 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, 13005 + ... + 16432.

Almost surely, 2^50455018 is an apocalyptic number.

50455018 is a deficient number, since it is larger than the sum of its proper divisors (25318394).

50455018 is a wasteful number, since it uses less digits than its factorization.

50455018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30296.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 50455018 is about 7103.1695742112. The cubic root of 50455018 is about 369.5173106761.

The spelling of 50455018 in words is "fifty million, four hundred fifty-five thousand, eighteen".