55073446302 has 64 divisors (see below), whose sum is σ = 128003378688. Its totient is φ = 15470352000.

The previous prime is 55073446301. The next prime is 55073446319. The reversal of 55073446302 is 20364437055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55073446301) 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 31 ways as a sum of consecutive naturals, for example, 8863977 + ... + 8870187.

It is an arithmetic number, because the mean of its divisors is an integer number (2000052792).

Almost surely, 2^55073446302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55073446302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64001689344).

55073446302 is an abundant number, since it is smaller than the sum of its proper divisors (72929932386).

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

55073446302 is a wasteful number, since it uses less digits than its factorization.

55073446302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9745.

The product of its (nonzero) digits is 302400, while the sum is 39.

The spelling of 55073446302 in words is "fifty-five billion, seventy-three million, four hundred forty-six thousand, three hundred two".