50455150318 has 4 divisors (see below), whose sum is σ = 75682725480. Its totient is φ = 25227575158.

The previous prime is 50455150309. The next prime is 50455150337. The reversal of 50455150318 is 81305155405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81305155405 = 5 ⋅16261031081.

It is a super-2 number, since 2×50455150318² (a number of 22 digits) contains 22 as substring.

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, 12613787578 + ... + 12613787581.

It is an arithmetic number, because the mean of its divisors is an integer number (18920681370).

Almost surely, 2^50455150318 is an apocalyptic number.

50455150318 is a deficient number, since it is larger than the sum of its proper divisors (25227575162).

50455150318 is a wasteful number, since it uses less digits than its factorization.

50455150318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25227575161.

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 50455150318 in words is "fifty billion, four hundred fifty-five million, one hundred fifty thousand, three hundred eighteen".