50555500550 has 12 divisors (see below), whose sum is σ = 94033231116. Its totient is φ = 20222200200.

The previous prime is 50555500547. The next prime is 50555500553. The reversal of 50555500550 is 5500555505.

50555500550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (50555500547) and next prime (50555500553).

It is a super-2 number, since 2×50555500550² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50555500550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555500553) 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, 505554956 + ... + 505555055.

It is an arithmetic number, because the mean of its divisors is an integer number (7836102593).

Almost surely, 2^50555500550 is an apocalyptic number.

50555500550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50555500550 is a deficient number, since it is larger than the sum of its proper divisors (43477730566).

50555500550 is a wasteful number, since it uses less digits than its factorization.

50555500550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011110023 (or 1011110018 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 50555500550 in words is "fifty billion, five hundred fifty-five million, five hundred thousand, five hundred fifty".