50522011512 has 128 divisors (see below), whose sum is σ = 149644800000. Its totient is φ = 13907367936.

The previous prime is 50522011499. The next prime is 50522011549. The reversal of 50522011512 is 21511022505.

It is a super-2 number, since 2×50522011512² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2322864 + ... + 2344512.

It is an arithmetic number, because the mean of its divisors is an integer number (1169100000).

Almost surely, 2^50522011512 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 50522011512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74822400000).

50522011512 is an abundant number, since it is smaller than the sum of its proper divisors (99122788488).

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

50522011512 is a wasteful number, since it uses less digits than its factorization.

50522011512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22173 (or 22169 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The spelling of 50522011512 in words is "fifty billion, five hundred twenty-two million, eleven thousand, five hundred twelve".