50261113812 has 192 divisors, whose sum is σ = 149243494400. Its totient is φ = 12806760960.

The previous prime is 50261113757. The next prime is 50261113813. The reversal of 50261113812 is 21831116205.

It is a self number, because there is not a number n which added to its sum of digits gives 50261113812.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50261113813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35171514 + ... + 35172942.

Almost surely, 2^50261113812 is an apocalyptic number.

50261113812 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 50261113812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74621747200).

50261113812 is an abundant number, since it is smaller than the sum of its proper divisors (98982380588).

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

50261113812 is a wasteful number, since it uses less digits than its factorization.

50261113812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526 (or 2524 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The spelling of 50261113812 in words is "fifty billion, two hundred sixty-one million, one hundred thirteen thousand, eight hundred twelve".