442662066264 has 48 divisors (see below), whose sum is σ = 1216406099160. Its totient is φ = 134140019200.

The previous prime is 442662066263. The next prime is 442662066271. The reversal of 442662066264 is 462660266244.

It is a super-2 number, since 2×442662066264² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442662066263) 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 11 ways as a sum of consecutive naturals, for example, 76213017 + ... + 76218824.

Almost surely, 2^442662066264 is an apocalyptic number.

442662066264 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442662066264 is an abundant number, since it is smaller than the sum of its proper divisors (773744032896).

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

442662066264 is a wasteful number, since it uses less digits than its factorization.

442662066264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152431872 (or 152431857 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 48.

The spelling of 442662066264 in words is "four hundred forty-two billion, six hundred sixty-two million, sixty-six thousand, two hundred sixty-four".