50457118 has 4 divisors (see below), whose sum is σ = 75685680. Its totient is φ = 25228558.

The previous prime is 50457109. The next prime is 50457133. The reversal of 50457118 is 81175405.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 50457118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12614278 + ... + 12614281.

It is an arithmetic number, because the mean of its divisors is an integer number (18921420).

Almost surely, 2^50457118 is an apocalyptic number.

50457118 is a deficient number, since it is larger than the sum of its proper divisors (25228562).

50457118 is a wasteful number, since it uses less digits than its factorization.

50457118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25228561.

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 50457118 is about 7103.3173940068. The cubic root of 50457118 is about 369.5224371936.

The spelling of 50457118 in words is "fifty million, four hundred fifty-seven thousand, one hundred eighteen".