126090056 has 16 divisors (see below), whose sum is σ = 236552940. Its totient is φ = 63009280.

The previous prime is 126090017. The next prime is 126090059. The reversal of 126090056 is 650090621.

It can be written as a sum of positive squares in 2 ways, for example, as 89680900 + 36409156 = 9470^2 + 6034^2 .

It is not an unprimeable number, because it can be changed into a prime (126090059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16076 + ... + 22596.

Almost surely, 2^126090056 is an apocalyptic number.

It is an amenable number.

126090056 is a deficient number, since it is larger than the sum of its proper divisors (110462884).

126090056 is a wasteful number, since it uses less digits than its factorization.

126090056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8944 (or 8940 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 126090056 is about 11228.9828568753. The cubic root of 126090056 is about 501.4492035599.

The spelling of 126090056 in words is "one hundred twenty-six million, ninety thousand, fifty-six".