446667791349 has 16 divisors (see below), whose sum is σ = 651883387904. Its totient is φ = 270366379200.

The previous prime is 446667791341. The next prime is 446667791387. The reversal of 446667791349 is 943197766644.

It is not a de Polignac number, because 446667791349 - 2³ = 446667791341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 446667791349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (446667791341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93874837 + ... + 93879594.

It is an arithmetic number, because the mean of its divisors is an integer number (40742711744).

Almost surely, 2^446667791349 is an apocalyptic number.

It is an amenable number.

446667791349 is a deficient number, since it is larger than the sum of its proper divisors (205215596555).

446667791349 is a wasteful number, since it uses less digits than its factorization.

446667791349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187754508.

The product of its digits is 164602368, while the sum is 66.

The spelling of 446667791349 in words is "four hundred forty-six billion, six hundred sixty-seven million, seven hundred ninety-one thousand, three hundred forty-nine".