5563661622 has 16 divisors (see below), whose sum is σ = 11188802352. Its totient is φ = 1844307360.

The previous prime is 5563661563. The next prime is 5563661651. The reversal of 5563661622 is 2261663655.

It is a congruent number.

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, 2560453 + ... + 2562624.

It is an arithmetic number, because the mean of its divisors is an integer number (699300147).

Almost surely, 2^5563661622 is an apocalyptic number.

5563661622 is an abundant number, since it is smaller than the sum of its proper divisors (5625140730).

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

5563661622 is a wasteful number, since it uses less digits than its factorization.

5563661622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123263.

The product of its digits is 388800, while the sum is 42.

The square root of 5563661622 is about 74589.9565759359. The cubic root of 5563661622 is about 1771.9585947876.

The spelling of 5563661622 in words is "five billion, five hundred sixty-three million, six hundred sixty-one thousand, six hundred twenty-two".