50611105550 has 24 divisors (see below), whose sum is σ = 98229556656. Its totient is φ = 19364248640.

The previous prime is 50611105549. The next prime is 50611105561. The reversal of 50611105550 is 5550111605.

It is a happy number.

It is a super-2 number, since 2×50611105550² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22003679 + ... + 22005978.

It is an arithmetic number, because the mean of its divisors is an integer number (4092898194).

Almost surely, 2^50611105550 is an apocalyptic number.

50611105550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50611105550 is a deficient number, since it is larger than the sum of its proper divisors (47618451106).

50611105550 is a wasteful number, since it uses less digits than its factorization.

50611105550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44009692 (or 44009687 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 50611105550 in words is "fifty billion, six hundred eleven million, one hundred five thousand, five hundred fifty".