55633646353 has 2 divisors, whose sum is σ = 55633646354. Its totient is φ = 55633646352.

The previous prime is 55633646333. The next prime is 55633646359. The reversal of 55633646353 is 35364633655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45116733649 + 10516912704 = 212407^2 + 102552^2 .

It is a cyclic number.

It is not a de Polignac number, because 55633646353 - 2²⁹ = 55096775441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55633646297 and 55633646306.

It is not a weakly prime, because it can be changed into another prime (55633646359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27816823176 + 27816823177.

It is an arithmetic number, because the mean of its divisors is an integer number (27816823177).

Almost surely, 2^55633646353 is an apocalyptic number.

It is an amenable number.

55633646353 is a deficient number, since it is larger than the sum of its proper divisors (1).

55633646353 is an equidigital number, since it uses as much as digits as its factorization.

55633646353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8748000, while the sum is 49.

The spelling of 55633646353 in words is "fifty-five billion, six hundred thirty-three million, six hundred forty-six thousand, three hundred fifty-three".