5644326214091 has 2 divisors, whose sum is σ = 5644326214092. Its totient is φ = 5644326214090.

The previous prime is 5644326213983. The next prime is 5644326214103. The reversal of 5644326214091 is 1904126234465.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5644326214091 is a prime.

It is a super-2 number, since 2×5644326214091² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5644326214391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822163107045 + 2822163107046.

It is an arithmetic number, because the mean of its divisors is an integer number (2822163107046).

Almost surely, 2^{5644326214091} is an apocalyptic number.

5644326214091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5644326214091 is an equidigital number, since it uses as much as digits as its factorization.

5644326214091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 5644326214091 in words is "five trillion, six hundred forty-four billion, three hundred twenty-six million, two hundred fourteen thousand, ninety-one".