556126461 has 24 divisors (see below), whose sum is σ = 878342400. Its totient is φ = 336268800.

The previous prime is 556126451. The next prime is 556126463. The reversal of 556126461 is 164621655.

556126461 is a `hidden beast` number, since 5 + 5 + 6 + 1 + 2 + 646 + 1 = 666.

556126461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556126461 - 2¹⁷ = 555995389 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556126463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38196 + ... + 50706.

It is an arithmetic number, because the mean of its divisors is an integer number (36597600).

Almost surely, 2^556126461 is an apocalyptic number.

It is an amenable number.

556126461 is a deficient number, since it is larger than the sum of its proper divisors (322215939).

556126461 is a wasteful number, since it uses less digits than its factorization.

556126461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12977 (or 12974 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 556126461 is about 23582.3336631471. Note that the first 3 decimals coincide. The cubic root of 556126461 is about 822.3521898202.

The spelling of 556126461 in words is "five hundred fifty-six million, one hundred twenty-six thousand, four hundred sixty-one".