449123591466 has 48 divisors (see below), whose sum is σ = 1061613708480. Its totient is φ = 136091794560.

The previous prime is 449123591461. The next prime is 449123591471. The reversal of 449123591466 is 664195321944.

449123591466 is a `hidden beast` number, since 4 + 4 + 9 + 1 + 2 + 3 + 591 + 46 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (449123591461) and next prime (449123591471).

It is a super-2 number, since 2×449123591466² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (449123591461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6069346 + ... + 6142898.

It is an arithmetic number, because the mean of its divisors is an integer number (22116952260).

Almost surely, 2^449123591466 is an apocalyptic number.

449123591466 is an abundant number, since it is smaller than the sum of its proper divisors (612490117014).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449123591466 is a wasteful number, since it uses less digits than its factorization.

449123591466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104411 (or 104408 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The spelling of 449123591466 in words is "four hundred forty-nine billion, one hundred twenty-three million, five hundred ninety-one thousand, four hundred sixty-six".