1448327581023 has 32 divisors (see below), whose sum is σ = 2004837246720. Its totient is φ = 929538072320.

The previous prime is 1448327580943. The next prime is 1448327581031. The reversal of 1448327581023 is 3201857238441.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1448327581023 - 2²⁸ = 1448059145567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1448327580023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1463140 + ... + 2244422.

It is an arithmetic number, because the mean of its divisors is an integer number (62651163960).

Almost surely, 2^{1448327581023} is an apocalyptic number.

1448327581023 is a deficient number, since it is larger than the sum of its proper divisors (556509665697).

1448327581023 is a wasteful number, since it uses less digits than its factorization.

1448327581023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781559.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 1448327581023 in words is "one trillion, four hundred forty-eight billion, three hundred twenty-seven million, five hundred eighty-one thousand, twenty-three".