50050000055 has 16 divisors (see below), whose sum is σ = 66168720288. Its totient is φ = 36039600000.

The previous prime is 50050000043. The next prime is 50050000073. The reversal of 50050000055 is 55000005005.

It is a happy number.

It is not a de Polignac number, because 50050000055 - 2⁶ = 50049999991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50049999991 and 50050000036.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4499396 + ... + 4510505.

It is an arithmetic number, because the mean of its divisors is an integer number (4135545018).

Almost surely, 2^50050000055 is an apocalyptic number.

50050000055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

50050000055 is a deficient number, since it is larger than the sum of its proper divisors (16118720233).

50050000055 is a wasteful number, since it uses less digits than its factorization.

50050000055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9010018.

The product of its (nonzero) digits is 625, while the sum is 20.

The spelling of 50050000055 in words is "fifty billion, fifty million, fifty-five", and thus it is an aban number and an uban number.