448876742643 has 24 divisors (see below), whose sum is σ = 766554703200. Its totient is φ = 247656132864.

The previous prime is 448876742621. The next prime is 448876742647. The reversal of 448876742643 is 346247678844.

448876742643 is a `hidden beast` number, since 4 + 488 + 76 + 7 + 42 + 6 + 43 = 666.

It is not a de Polignac number, because 448876742643 - 2¹⁰ = 448876741619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (448876742647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122843478 + ... + 122847131.

It is an arithmetic number, because the mean of its divisors is an integer number (31939779300).

Almost surely, 2^448876742643 is an apocalyptic number.

448876742643 is a deficient number, since it is larger than the sum of its proper divisors (317677960557).

448876742643 is a wasteful number, since it uses less digits than its factorization.

448876742643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245690651 (or 245690648 counting only the distinct ones).

The product of its digits is 173408256, while the sum is 63.

The spelling of 448876742643 in words is "four hundred forty-eight billion, eight hundred seventy-six million, seven hundred forty-two thousand, six hundred forty-three".