54442535219 has 2 divisors, whose sum is σ = 54442535220. Its totient is φ = 54442535218.

The previous prime is 54442535179. The next prime is 54442535263. The reversal of 54442535219 is 91253524445.

It is an a-pointer prime, because the next prime (54442535263) can be obtained adding 54442535219 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54442535219 - 2³² = 50147567923 is a prime.

It is a super-2 number, since 2×54442535219² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54442535219.

It is not a weakly prime, because it can be changed into another prime (54442535269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27221267609 + 27221267610.

It is an arithmetic number, because the mean of its divisors is an integer number (27221267610).

Almost surely, 2^54442535219 is an apocalyptic number.

54442535219 is a deficient number, since it is larger than the sum of its proper divisors (1).

54442535219 is an equidigital number, since it uses as much as digits as its factorization.

54442535219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864000, while the sum is 44.

The spelling of 54442535219 in words is "fifty-four billion, four hundred forty-two million, five hundred thirty-five thousand, two hundred nineteen".