55304704440 has 96 divisors (see below), whose sum is σ = 179780515200. Its totient is φ = 14744620800.

The previous prime is 55304704421. The next prime is 55304704451. The reversal of 55304704440 is 4440740355.

55304704440 is a `hidden beast` number, since 5 + 530 + 47 + 0 + 44 + 40 = 666.

It is a super-2 number, since 2×55304704440² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 55304704395 and 55304704404.

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 23 ways as a sum of consecutive naturals, for example, 1885890 + ... + 1914990.

It is an arithmetic number, because the mean of its divisors is an integer number (1872713700).

Almost surely, 2^55304704440 is an apocalyptic number.

It is an amenable number.

55304704440 is an abundant number, since it is smaller than the sum of its proper divisors (124475810760).

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

55304704440 is a wasteful number, since it uses less digits than its factorization.

55304704440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34397 (or 34390 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

The spelling of 55304704440 in words is "fifty-five billion, three hundred four million, seven hundred four thousand, four hundred forty".