2205474487056 has 45 divisors (see below), whose sum is σ = 6172315279221. Its totient is φ = 735152222016.

The previous prime is 2205474486997. The next prime is 2205474487057. The reversal of 2205474487056 is 6507844745022.

The square root of 2205474487056 is 1485084.

It is a perfect power (a square), and thus also a powerful number.

2205474487056 is a `hidden beast` number, since 2 + 2 + 0 + 547 + 4 + 48 + 7 + 0 + 56 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1620579920400 + 584894566656 = 1273020^2 + 764784^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2205474486993 and 2205474487011.

It is not an unprimeable number, because it can be changed into a prime (2205474487057) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 17759130 + ... + 17882886.

Almost surely, 2^{2205474487056} is an apocalyptic number.

2205474487056 is the 1485084-th square number.

It is an amenable number.

2205474487056 is an abundant number, since it is smaller than the sum of its proper divisors (3966840792165).

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

2205474487056 is an frugal number, since it uses more digits than its factorization.

2205474487056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247528 (or 123762 counting only the distinct ones).

The product of its (nonzero) digits is 15052800, while the sum is 54.

The spelling of 2205474487056 in words is "two trillion, two hundred five billion, four hundred seventy-four million, four hundred eighty-seven thousand, fifty-six".