126522323536 has 80 divisors (see below), whose sum is σ = 282787614720. Its totient is φ = 53715916800.

The previous prime is 126522323527. The next prime is 126522323569. The reversal of 126522323536 is 635323225621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9964680 + ... + 9977368.

It is an arithmetic number, because the mean of its divisors is an integer number (3534845184).

Almost surely, 2^126522323536 is an apocalyptic number.

126522323536 is a gapful number since it is divisible by the number (16) 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 126522323536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141393807360).

126522323536 is an abundant number, since it is smaller than the sum of its proper divisors (156265291184).

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

126522323536 is a wasteful number, since it uses less digits than its factorization.

126522323536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13532 (or 13526 counting only the distinct ones).

The product of its digits is 388800, while the sum is 40.

The spelling of 126522323536 in words is "one hundred twenty-six billion, five hundred twenty-two million, three hundred twenty-three thousand, five hundred thirty-six".