5613552666 has 32 divisors (see below), whose sum is σ = 12495669120. Its totient is φ = 1868018112.

The previous prime is 5613552653. The next prime is 5613552667. The reversal of 5613552666 is 6662553165.

It is not an unprimeable number, because it can be changed into a prime (5613552667) 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, 55630 + ... + 119673.

It is an arithmetic number, because the mean of its divisors is an integer number (390489660).

Almost surely, 2^5613552666 is an apocalyptic number.

5613552666 is an abundant number, since it is smaller than the sum of its proper divisors (6882116454).

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

5613552666 is a wasteful number, since it uses less digits than its factorization.

5613552666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175907 (or 175901 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The square root of 5613552666 is about 74923.6455733435. The cubic root of 5613552666 is about 1777.2394049058.

It can be divided in two parts, 56135 and 52666, that added together give a palindrome (108801).

The spelling of 5613552666 in words is "five billion, six hundred thirteen million, five hundred fifty-two thousand, six hundred sixty-six".