55544236446 has 16 divisors (see below), whose sum is σ = 115918406784. Its totient is φ = 17709756504.

The previous prime is 55544236439. The next prime is 55544236519. The reversal of 55544236446 is 64463244555.

It is a junction number, because it is equal to n+sod(n) for n = 55544236395 and 55544236404.

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, 201247096 + ... + 201247371.

It is an arithmetic number, because the mean of its divisors is an integer number (7244900424).

Almost surely, 2^55544236446 is an apocalyptic number.

55544236446 is an abundant number, since it is smaller than the sum of its proper divisors (60374170338).

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

55544236446 is a wasteful number, since it uses less digits than its factorization.

55544236446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402494495.

The product of its digits is 6912000, while the sum is 48.

The spelling of 55544236446 in words is "fifty-five billion, five hundred forty-four million, two hundred thirty-six thousand, four hundred forty-six".