50051100618 has 12 divisors (see below), whose sum is σ = 108444051378. Its totient is φ = 16683700200.

The previous prime is 50051100611. The next prime is 50051100641. The reversal of 50051100618 is 81600115005.

50051100618 is a `hidden beast` number, since 500 + 51 + 100 + 6 + 1 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 49991146569 + 59954049 = 223587^2 + 7743^2 .

It is a super-2 number, since 2×50051100618² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50051100591 and 50051100600.

It is not an unprimeable number, because it can be changed into a prime (50051100611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1390308333 + ... + 1390308368.

Almost surely, 2^50051100618 is an apocalyptic number.

50051100618 is an abundant number, since it is smaller than the sum of its proper divisors (58392950760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50051100618 is a wasteful number, since it uses less digits than its factorization.

50051100618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780616709 (or 2780616706 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The spelling of 50051100618 in words is "fifty billion, fifty-one million, one hundred thousand, six hundred eighteen".