449497116785511 has 24 divisors (see below), whose sum is σ = 670256056604160. Its totient is φ = 289981639846800.

The previous prime is 449497116785503. The next prime is 449497116785531. The reversal of 449497116785511 is 115587611794944.

449497116785511 is a `hidden beast` number, since 4 + 4 + 9 + 4 + 9 + 7 + 1 + 1 + 67 + 8 + 551 + 1 = 666.

It is not a de Polignac number, because 449497116785511 - 2³ = 449497116785503 is a prime.

It is a super-2 number, since 2×449497116785511² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 449497116785511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449497116785531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40920045 + ... + 50729126.

It is an arithmetic number, because the mean of its divisors is an integer number (27927335691840).

Almost surely, 2^{449497116785511} is an apocalyptic number.

449497116785511 is a deficient number, since it is larger than the sum of its proper divisors (220758939818649).

449497116785511 is a wasteful number, since it uses less digits than its factorization.

449497116785511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91666787 (or 91666784 counting only the distinct ones).

The product of its digits is 304819200, while the sum is 72.

The spelling of 449497116785511 in words is "four hundred forty-nine trillion, four hundred ninety-seven billion, one hundred sixteen million, seven hundred eighty-five thousand, five hundred eleven".