55244267634461 has 4 divisors (see below), whose sum is σ = 55254012615900. Its totient is φ = 55234522653024.

The previous prime is 55244267634427. The next prime is 55244267634473. The reversal of 55244267634461 is 16443676244255.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29759752562500 + 25484515071961 = 5455250^2 + 5048219^2 .

It is a cyclic number.

It is not a de Polignac number, because 55244267634461 - 2²⁶ = 55244200525597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55244267634461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55244267634421) 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, 4872482216 + ... + 4872493553.

It is an arithmetic number, because the mean of its divisors is an integer number (13813503153975).

Almost surely, 2^{55244267634461} is an apocalyptic number.

It is an amenable number.

55244267634461 is a deficient number, since it is larger than the sum of its proper divisors (9744981439).

55244267634461 is an equidigital number, since it uses as much as digits as its factorization.

55244267634461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9744981438.

The product of its digits is 116121600, while the sum is 59.

The spelling of 55244267634461 in words is "fifty-five trillion, two hundred forty-four billion, two hundred sixty-seven million, six hundred thirty-four thousand, four hundred sixty-one".