50455918 has 8 divisors (see below), whose sum is σ = 75759840. Its totient is φ = 25202640.

The previous prime is 50455907. The next prime is 50455919. The reversal of 50455918 is 81955405.

50455918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×50455918² = 5091599322445448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50455919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10063 + ... + 14218.

It is an arithmetic number, because the mean of its divisors is an integer number (9469980).

Almost surely, 2^50455918 is an apocalyptic number.

50455918 is a deficient number, since it is larger than the sum of its proper divisors (25303922).

50455918 is a wasteful number, since it uses less digits than its factorization.

50455918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25322.

The product of its (nonzero) digits is 36000, while the sum is 37.

The square root of 50455918 is about 7103.2329259289. The cubic root of 50455918 is about 369.5195077725.

The spelling of 50455918 in words is "fifty million, four hundred fifty-five thousand, nine hundred eighteen".