1448759989999 has 16 divisors (see below), whose sum is σ = 1670051541760. Its totient is φ = 1231075765440.

The previous prime is 1448759989987. The next prime is 1448759990021. The reversal of 1448759989999 is 9999899578441.

It is a cyclic number.

It is not a de Polignac number, because 1448759989999 - 2⁹ = 1448759989487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1448759989949) 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, 405054 + ... + 1749739.

It is an arithmetic number, because the mean of its divisors is an integer number (104378221360).

Almost surely, 2^{1448759989999} is an apocalyptic number.

1448759989999 is a deficient number, since it is larger than the sum of its proper divisors (221291551761).

1448759989999 is a wasteful number, since it uses less digits than its factorization.

1448759989999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2155630.

The product of its digits is 19046845440, while the sum is 91.

The spelling of 1448759989999 in words is "one trillion, four hundred forty-eight billion, seven hundred fifty-nine million, nine hundred eighty-nine thousand, nine hundred ninety-nine".