50719607818 has 8 divisors (see below), whose sum is σ = 82995721920. Its totient is φ = 23054367180.

The previous prime is 50719607803. The next prime is 50719607819. The reversal of 50719607818 is 81870691705.

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

It is a super-2 number, since 2×50719607818² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50719607819) 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, 1152718338 + ... + 1152718381.

It is an arithmetic number, because the mean of its divisors is an integer number (10374465240).

Almost surely, 2^50719607818 is an apocalyptic number.

50719607818 is a deficient number, since it is larger than the sum of its proper divisors (32276114102).

50719607818 is a wasteful number, since it uses less digits than its factorization.

50719607818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2305436732.

The product of its (nonzero) digits is 846720, while the sum is 52.

The spelling of 50719607818 in words is "fifty billion, seven hundred nineteen million, six hundred seven thousand, eight hundred eighteen".