50510551312 has 80 divisors (see below), whose sum is σ = 108047459520. Its totient is φ = 22727287296.

The previous prime is 50510551309. The next prime is 50510551319. The reversal of 50510551312 is 21315501505.

It is not an unprimeable number, because it can be changed into a prime (50510551319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4976739 + ... + 4986877.

It is an arithmetic number, because the mean of its divisors is an integer number (1350593244).

Almost surely, 2^50510551312 is an apocalyptic number.

50510551312 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 50510551312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54023729760).

50510551312 is an abundant number, since it is smaller than the sum of its proper divisors (57536908208).

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

50510551312 is a wasteful number, since it uses less digits than its factorization.

50510551312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10760 (or 10754 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 50510551312 in words is "fifty billion, five hundred ten million, five hundred fifty-one thousand, three hundred twelve".