50255455560 has 256 divisors, whose sum is σ = 155584800000. Its totient is φ = 12982616064.

The previous prime is 50255455541. The next prime is 50255455571. The reversal of 50255455560 is 6555455205.

It is a super-2 number, since 2×50255455560² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 143998266 + ... + 143998614.

It is an arithmetic number, because the mean of its divisors is an integer number (607753125).

Almost surely, 2^50255455560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50255455560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77792400000).

50255455560 is an abundant number, since it is smaller than the sum of its proper divisors (105329344440).

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

50255455560 is a wasteful number, since it uses less digits than its factorization.

50255455560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 750000, while the sum is 42.

The spelling of 50255455560 in words is "fifty billion, two hundred fifty-five million, four hundred fifty-five thousand, five hundred sixty".