55705561722 has 24 divisors (see below), whose sum is σ = 120706395264. Its totient is φ = 18566826504.

The previous prime is 55705561657. The next prime is 55705561741. The reversal of 55705561722 is 22716550755.

55705561722 is a `hidden beast` number, since 5 + 5 + 7 + 0 + 5 + 5 + 617 + 22 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70153 + ... + 341075.

It is an arithmetic number, because the mean of its divisors is an integer number (5029433136).

Almost surely, 2^55705561722 is an apocalyptic number.

55705561722 is an abundant number, since it is smaller than the sum of its proper divisors (65000833542).

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

55705561722 is a wasteful number, since it uses less digits than its factorization.

55705561722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282354 (or 282351 counting only the distinct ones).

The product of its (nonzero) digits is 735000, while the sum is 45.

The spelling of 55705561722 in words is "fifty-five billion, seven hundred five million, five hundred sixty-one thousand, seven hundred twenty-two".