556206311332 has 24 divisors (see below), whose sum is σ = 1112443345664. Its totient is φ = 238367549952.

The previous prime is 556206311317. The next prime is 556206311357. The reversal of 556206311332 is 233113602655.

It is a super-2 number, since 2×556206311332² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 556206311291 and 556206311300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836533 + ... + 1346179.

Almost surely, 2^556206311332 is an apocalyptic number.

It is an amenable number.

556206311332 is an abundant number, since it is smaller than the sum of its proper divisors (556237034332).

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

556206311332 is a wasteful number, since it uses less digits than its factorization.

556206311332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548635 (or 548633 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

Adding to 556206311332 its reverse (233113602655), we get a palindrome (789319913987).

The spelling of 556206311332 in words is "five hundred fifty-six billion, two hundred six million, three hundred eleven thousand, three hundred thirty-two".