1449394926899 has 8 divisors (see below), whose sum is σ = 1526051160000. Its totient is φ = 1372775922792.

The previous prime is 1449394926869. The next prime is 1449394926961. The reversal of 1449394926899 is 9986294939441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1449394926899 - 2²⁴ = 1449378149683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1449394926869) 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 in 7 ways as a sum of consecutive naturals, for example, 9227309 + ... + 9383070.

It is an arithmetic number, because the mean of its divisors is an integer number (190756395000).

Almost surely, 2^{1449394926899} is an apocalyptic number.

1449394926899 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1449394926899 is a deficient number, since it is larger than the sum of its proper divisors (76656233101).

1449394926899 is a wasteful number, since it uses less digits than its factorization.

1449394926899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18614497.

The product of its digits is 1088391168, while the sum is 77.

The spelling of 1449394926899 in words is "one trillion, four hundred forty-nine billion, three hundred ninety-four million, nine hundred twenty-six thousand, eight hundred ninety-nine".