55244325406 has 32 divisors (see below), whose sum is σ = 88646342400. Its totient is φ = 25745454720.

The previous prime is 55244325377. The next prime is 55244325407. The reversal of 55244325406 is 60452344255.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55244325407) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 723775 + ... + 796453.

It is an arithmetic number, because the mean of its divisors is an integer number (2770198200).

Almost surely, 2^55244325406 is an apocalyptic number.

55244325406 is a deficient number, since it is larger than the sum of its proper divisors (33402016994).

55244325406 is a wasteful number, since it uses less digits than its factorization.

55244325406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73024.

The product of its (nonzero) digits is 576000, while the sum is 40.

The spelling of 55244325406 in words is "fifty-five billion, two hundred forty-four million, three hundred twenty-five thousand, four hundred six".