556656150645 has 108 divisors (see below), whose sum is σ = 1125992652876. Its totient is φ = 253659490560.

The previous prime is 556656150643. The next prime is 556656150697. The reversal of 556656150645 is 546051656655.

556656150645 is a `hidden beast` number, since 5 + 566 + 5 + 6 + 15 + 0 + 64 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 307988371089 + 248667779556 = 554967^2 + 498666^2 .

It is not a de Polignac number, because 556656150645 - 2¹ = 556656150643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556656150591 and 556656150600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556656150643) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 323448385 + ... + 323450105.

It is an arithmetic number, because the mean of its divisors is an integer number (10425857897).

Almost surely, 2^556656150645 is an apocalyptic number.

It is an amenable number.

556656150645 is an abundant number, since it is smaller than the sum of its proper divisors (569336502231).

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

556656150645 is a wasteful number, since it uses less digits than its factorization.

556656150645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512 (or 2119 counting only the distinct ones).

The product of its (nonzero) digits is 16200000, while the sum is 54.

The spelling of 556656150645 in words is "five hundred fifty-six billion, six hundred fifty-six million, one hundred fifty thousand, six hundred forty-five".