126560616 has 128 divisors (see below), whose sum is σ = 392878080. Its totient is φ = 33083136.

The previous prime is 126560591. The next prime is 126560639. The reversal of 126560616 is 616065621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 364555 + ... + 364901.

It is an arithmetic number, because the mean of its divisors is an integer number (3069360).

Almost surely, 2^126560616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126560616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196439040).

126560616 is an abundant number, since it is smaller than the sum of its proper divisors (266317464).

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

126560616 is a wasteful number, since it uses less digits than its factorization.

126560616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 126560616 is about 11249.9162663551. The cubic root of 126560616 is about 502.0722212669.

The spelling of 126560616 in words is "one hundred twenty-six million, five hundred sixty thousand, six hundred sixteen".