55422426349 has 2 divisors, whose sum is σ = 55422426350. Its totient is φ = 55422426348.

The previous prime is 55422426337. The next prime is 55422426373. The reversal of 55422426349 is 94362422455.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37655402500 + 17767023849 = 194050^2 + 133293^2 .

It is a cyclic number.

It is not a de Polignac number, because 55422426349 - 2¹¹ = 55422424301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55422426299 and 55422426308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55422426329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27711213174 + 27711213175.

It is an arithmetic number, because the mean of its divisors is an integer number (27711213175).

Almost surely, 2^55422426349 is an apocalyptic number.

It is an amenable number.

55422426349 is a deficient number, since it is larger than the sum of its proper divisors (1).

55422426349 is an equidigital number, since it uses as much as digits as its factorization.

55422426349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2073600, while the sum is 46.

The spelling of 55422426349 in words is "fifty-five billion, four hundred twenty-two million, four hundred twenty-six thousand, three hundred forty-nine".