126504484344 has 256 divisors, whose sum is σ = 408349900800. Its totient is φ = 35538839424.

The previous prime is 126504484321. The next prime is 126504484357. The reversal of 126504484344 is 443484405621.

It is a happy number.

126504484344 is a `hidden beast` number, since 1 + 26 + 504 + 4 + 84 + 3 + 44 = 666.

It is a super-2 number, since 2×126504484344² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 126504484344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87424629 + ... + 87426075.

It is an arithmetic number, because the mean of its divisors is an integer number (1595116800).

Almost surely, 2^126504484344 is an apocalyptic number.

126504484344 is a gapful number since it is divisible by the number (14) 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 126504484344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204174950400).

126504484344 is an abundant number, since it is smaller than the sum of its proper divisors (281845416456).

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

126504484344 is a wasteful number, since it uses less digits than its factorization.

126504484344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399 (or 2389 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 45.

Adding to 126504484344 its reverse (443484405621), we get a palindrome (569988889965).

The spelling of 126504484344 in words is "one hundred twenty-six billion, five hundred four million, four hundred eighty-four thousand, three hundred forty-four".