55510051444 has 12 divisors (see below), whose sum is σ = 97144847044. Its totient is φ = 27754380864.

The previous prime is 55510051417. The next prime is 55510051463. The reversal of 55510051444 is 44415001555.

It can be written as a sum of positive squares in 2 ways, for example, as 48317315344 + 7192736100 = 219812^2 + 84810^2 .

It is a super-2 number, since 2×55510051444² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68992 + ... + 340264.

Almost surely, 2^55510051444 is an apocalyptic number.

It is an amenable number.

55510051444 is a deficient number, since it is larger than the sum of its proper divisors (41634795600).

55510051444 is a wasteful number, since it uses less digits than its factorization.

55510051444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322434 (or 322432 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 55510051444 its reverse (44415001555), we get a palindrome (99925052999).

The spelling of 55510051444 in words is "fifty-five billion, five hundred ten million, fifty-one thousand, four hundred forty-four".