55251367302823 has 4 divisors (see below), whose sum is σ = 55872169182720. Its totient is φ = 54630565422928.

The previous prime is 55251367302779. The next prime is 55251367302863. The reversal of 55251367302823 is 32820376315255.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55251367302823 - 2¹³ = 55251367294631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55251367302863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310400939815 + ... + 310400939992.

It is an arithmetic number, because the mean of its divisors is an integer number (13968042295680).

Almost surely, 2^{55251367302823} is an apocalyptic number.

55251367302823 is a deficient number, since it is larger than the sum of its proper divisors (620801879897).

55251367302823 is an equidigital number, since it uses as much as digits as its factorization.

55251367302823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620801879896.

The product of its (nonzero) digits is 9072000, while the sum is 52.

The spelling of 55251367302823 in words is "fifty-five trillion, two hundred fifty-one billion, three hundred sixty-seven million, three hundred two thousand, eight hundred twenty-three".