55320353612752 has 20 divisors (see below), whose sum is σ = 108940286522116. Its totient is φ = 27206731284480.

The previous prime is 55320353612747. The next prime is 55320353612791. The reversal of 55320353612752 is 25721635302355.

It can be written as a sum of positive squares in 2 ways, for example, as 1038882793536 + 54281470819216 = 1019256^2 + 7367596^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55320353612696 and 55320353612705.

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, 28340344113 + ... + 28340346064.

Almost surely, 2^{55320353612752} is an apocalyptic number.

It is an amenable number.

55320353612752 is a deficient number, since it is larger than the sum of its proper divisors (53619932909364).

55320353612752 is a wasteful number, since it uses less digits than its factorization.

55320353612752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56680690246 (or 56680690240 counting only the distinct ones).

The product of its (nonzero) digits is 5670000, while the sum is 49.

The spelling of 55320353612752 in words is "fifty-five trillion, three hundred twenty billion, three hundred fifty-three million, six hundred twelve thousand, seven hundred fifty-two".