50724813912 has 128 divisors (see below), whose sum is σ = 134615520000. Its totient is φ = 15883499520.

The previous prime is 50724813901. The next prime is 50724813913. The reversal of 50724813912 is 21931842705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50724813913) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29854839 + ... + 29856537.

It is an arithmetic number, because the mean of its divisors is an integer number (1051683750).

Almost surely, 2^50724813912 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 50724813912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67307760000).

50724813912 is an abundant number, since it is smaller than the sum of its proper divisors (83890706088).

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

50724813912 is a wasteful number, since it uses less digits than its factorization.

50724813912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241 (or 2237 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 50724813912 in words is "fifty billion, seven hundred twenty-four million, eight hundred thirteen thousand, nine hundred twelve".