126445056 has 80 divisors (see below), whose sum is σ = 339406848. Its totient is φ = 41830400.

The previous prime is 126445051. The next prime is 126445073. The reversal of 126445056 is 650544621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126445051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293161 + ... + 293591.

Almost surely, 2^126445056 is an apocalyptic number.

126445056 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 126445056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169703424).

126445056 is an abundant number, since it is smaller than the sum of its proper divisors (212961792).

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

126445056 is an equidigital number, since it uses as much as digits as its factorization.

126445056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643 (or 627 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 126445056 is about 11244.7790551882. The cubic root of 126445056 is about 501.9193639893.

Adding to 126445056 its reverse (650544621), we get a palindrome (776989677).

The spelling of 126445056 in words is "one hundred twenty-six million, four hundred forty-five thousand, fifty-six".