126501941322 has 80 divisors (see below), whose sum is σ = 300233640960. Its totient is φ = 39673452672.

The previous prime is 126501941311. The next prime is 126501941327. The reversal of 126501941322 is 223149105621.

126501941322 is a `hidden beast` number, since 12 + 6 + 501 + 9 + 4 + 132 + 2 = 666.

It is a super-2 number, since 2×126501941322² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126501941327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10919329 + ... + 10930907.

It is an arithmetic number, because the mean of its divisors is an integer number (3752920512).

Almost surely, 2^126501941322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126501941322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150116820480).

126501941322 is an abundant number, since it is smaller than the sum of its proper divisors (173731699638).

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

126501941322 is a wasteful number, since it uses less digits than its factorization.

126501941322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15577 (or 15568 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 126501941322 in words is "one hundred twenty-six billion, five hundred one million, nine hundred forty-one thousand, three hundred twenty-two".