46442664391 has 8 divisors (see below), whose sum is σ = 46794608784. Its totient is φ = 46092036480.

The previous prime is 46442664347. The next prime is 46442664397. The reversal of 46442664391 is 19346624464.

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 46442664391 - 2¹⁵ = 46442631623 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 (46442664397) 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 7 ways as a sum of consecutive naturals, for example, 258241 + ... + 399466.

It is an arithmetic number, because the mean of its divisors is an integer number (5849326098).

Almost surely, 2^46442664391 is an apocalyptic number.

46442664391 is a deficient number, since it is larger than the sum of its proper divisors (351944393).

46442664391 is a wasteful number, since it uses less digits than its factorization.

46442664391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658241.

The product of its digits is 2985984, while the sum is 49.

The spelling of 46442664391 in words is "forty-six billion, four hundred forty-two million, six hundred sixty-four thousand, three hundred ninety-one".