556061660552 has 8 divisors (see below), whose sum is σ = 1042615613550. Its totient is φ = 278030830272.

The previous prime is 556061660549. The next prime is 556061660569. The reversal of 556061660552 is 255066160655.

556061660552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 415965662116 + 140095998436 = 644954^2 + 374294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 556061660497 and 556061660506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34753853777 + ... + 34753853792.

Almost surely, 2^556061660552 is an apocalyptic number.

It is an amenable number.

556061660552 is a deficient number, since it is larger than the sum of its proper divisors (486553952998).

556061660552 is a wasteful number, since it uses less digits than its factorization.

556061660552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69507707575 (or 69507707571 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 556061660552 in words is "five hundred fifty-six billion, sixty-one million, six hundred sixty thousand, five hundred fifty-two".