50011111100 has 36 divisors (see below), whose sum is σ = 108579378600. Its totient is φ = 19994256960.

The previous prime is 50011111093. The next prime is 50011111121. The reversal of 50011111100 is 111111005.

It is a happy number.

It is a super-2 number, since 2×50011111100² (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 in 11 ways as a sum of consecutive naturals, for example, 71546 + ... + 324254.

It is an arithmetic number, because the mean of its divisors is an integer number (3016093850).

Almost surely, 2^50011111100 is an apocalyptic number.

50011111100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50011111100 is an abundant number, since it is smaller than the sum of its proper divisors (58568267500).

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

50011111100 is a wasteful number, since it uses less digits than its factorization.

50011111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254702 (or 254695 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 11.

Adding to 50011111100 its reverse (111111005), we get a palindrome (50122222105).

The spelling of 50011111100 in words is "fifty billion, eleven million, one hundred eleven thousand, one hundred".