556266137 has 16 divisors (see below), whose sum is σ = 648625152. Its totient is φ = 467190720.

The previous prime is 556266133. The next prime is 556266149. The reversal of 556266137 is 731662655.

556266137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 556266137 - 2² = 556266133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556266094 and 556266103.

It is not an unprimeable number, because it can be changed into a prime (556266133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115928 + ... + 120630.

It is an arithmetic number, because the mean of its divisors is an integer number (40539072).

Almost surely, 2^556266137 is an apocalyptic number.

It is an amenable number.

556266137 is a deficient number, since it is larger than the sum of its proper divisors (92359015).

556266137 is a wasteful number, since it uses less digits than its factorization.

556266137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5048.

The product of its digits is 226800, while the sum is 41.

The square root of 556266137 is about 23585.2949313762. The cubic root of 556266137 is about 822.4210310267.

The spelling of 556266137 in words is "five hundred fifty-six million, two hundred sixty-six thousand, one hundred thirty-seven".