50992561152 has 660 divisors, whose sum is σ = 174393444456. Its totient is φ = 14750760960.

The previous prime is 50992561129. The next prime is 50992561187. The reversal of 50992561152 is 25116529905.

50992561152 is a `hidden beast` number, since 5 + 0 + 9 + 9 + 25 + 611 + 5 + 2 = 666.

50992561152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 50992561098 and 50992561107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 389256127 + ... + 389256257.

Almost surely, 2^50992561152 is an apocalyptic number.

50992561152 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50992561152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87196722228).

50992561152 is an abundant number, since it is smaller than the sum of its proper divisors (123400883304).

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

50992561152 is a wasteful number, since it uses less digits than its factorization.

50992561152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 45.

The spelling of 50992561152 in words is "fifty billion, nine hundred ninety-two million, five hundred sixty-one thousand, one hundred fifty-two".