442164927093 has 16 divisors (see below), whose sum is σ = 592778995200. Its totient is φ = 293165055216.

The previous prime is 442164927067. The next prime is 442164927109. The reversal of 442164927093 is 390729461244.

It is a happy number.

It is not a de Polignac number, because 442164927093 - 2¹⁶ = 442164861557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442164927793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1190046 + ... + 1516752.

It is an arithmetic number, because the mean of its divisors is an integer number (37048687200).

Almost surely, 2^442164927093 is an apocalyptic number.

It is an amenable number.

442164927093 is a deficient number, since it is larger than the sum of its proper divisors (150614068107).

442164927093 is a wasteful number, since it uses less digits than its factorization.

442164927093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329176.

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 442164927093 in words is "four hundred forty-two billion, one hundred sixty-four million, nine hundred twenty-seven thousand, ninety-three".