50011001055054 has 144 divisors (see below), whose sum is σ = 123602635231920. Its totient is φ = 14567047672320.

The previous prime is 50011001054983. The next prime is 50011001055133. The reversal of 50011001055054 is 45055010011005.

50011001055054 is a `hidden beast` number, since 5 + 0 + 0 + 1 + 100 + 1 + 0 + 550 + 5 + 4 = 666.

It is a super-2 number, since 2×50011001055054² (a number of 28 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 (29) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 76023652 + ... + 76678664.

It is an arithmetic number, because the mean of its divisors is an integer number (858351633555).

Almost surely, 2^{50011001055054} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50011001055054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61801317615960).

50011001055054 is an abundant number, since it is smaller than the sum of its proper divisors (73591634176866).

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

50011001055054 is a wasteful number, since it uses less digits than its factorization.

50011001055054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656387 (or 656371 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

Adding to 50011001055054 its reverse (45055010011005), we get a palindrome (95066011066059).

The spelling of 50011001055054 in words is "fifty trillion, eleven billion, one million, fifty-five thousand, fifty-four".