1449421884219 has 16 divisors (see below), whose sum is σ = 1934305857792. Its totient is φ = 965409907488.

The previous prime is 1449421884187. The next prime is 1449421884221. The reversal of 1449421884219 is 9124881249441.

It is a happy number.

It is not a de Polignac number, because 1449421884219 - 2⁵ = 1449421884187 is a prime.

It is a super-2 number, since 2×1449421884219² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1449421884259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19205092 + ... + 19280414.

It is an arithmetic number, because the mean of its divisors is an integer number (120894116112).

Almost surely, 2^{1449421884219} is an apocalyptic number.

1449421884219 is a deficient number, since it is larger than the sum of its proper divisors (484883973573).

1449421884219 is a wasteful number, since it uses less digits than its factorization.

1449421884219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81026.

The product of its digits is 5308416, while the sum is 57.

The spelling of 1449421884219 in words is "one trillion, four hundred forty-nine billion, four hundred twenty-one million, eight hundred eighty-four thousand, two hundred nineteen".