449511115943 has 8 divisors (see below), whose sum is σ = 453435021312. Its totient is φ = 445601880216.

The previous prime is 449511115897. The next prime is 449511115973. The reversal of 449511115943 is 349511115944.

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 449511115943 - 2²⁰ = 449510067367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449511115973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3605855 + ... + 3728432.

It is an arithmetic number, because the mean of its divisors is an integer number (56679377664).

Almost surely, 2^449511115943 is an apocalyptic number.

449511115943 is a deficient number, since it is larger than the sum of its proper divisors (3923905369).

449511115943 is a wasteful number, since it uses less digits than its factorization.

449511115943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7334821.

The product of its digits is 388800, while the sum is 47.

Subtracting from 449511115943 its reverse (349511115944), we obtain a palindrome (99999999999).

The spelling of 449511115943 in words is "four hundred forty-nine billion, five hundred eleven million, one hundred fifteen thousand, nine hundred forty-three".