55305249752 has 8 divisors (see below), whose sum is σ = 103697343300. Its totient is φ = 27652624872.

The previous prime is 55305249743. The next prime is 55305249767. The reversal of 55305249752 is 25794250355.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 55305249697 and 55305249706.

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 as a sum of consecutive naturals, namely, 3456578102 + ... + 3456578117.

Almost surely, 2^55305249752 is an apocalyptic number.

It is an amenable number.

55305249752 is a deficient number, since it is larger than the sum of its proper divisors (48392093548).

55305249752 is a wasteful number, since it uses less digits than its factorization.

55305249752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6913156225 (or 6913156221 counting only the distinct ones).

The product of its (nonzero) digits is 1890000, while the sum is 47.

The spelling of 55305249752 in words is "fifty-five billion, three hundred five million, two hundred forty-nine thousand, seven hundred fifty-two".