42212297593 has 8 divisors (see below), whose sum is σ = 44697172680. Its totient is φ = 39727622400.

The previous prime is 42212297591. The next prime is 42212297597. The reversal of 42212297593 is 39579221224.

It can be written as a sum of positive squares in 4 ways, for example, as 18368923024 + 23843374569 = 135532^2 + 154413^2 .

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 42212297593 - 2¹ = 42212297591 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42212297591) 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, 760303 + ... + 813931.

It is an arithmetic number, because the mean of its divisors is an integer number (5587146585).

Almost surely, 2^42212297593 is an apocalyptic number.

It is an amenable number.

42212297593 is a deficient number, since it is larger than the sum of its proper divisors (2484875087).

42212297593 is a wasteful number, since it uses less digits than its factorization.

42212297593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99947.

The product of its digits is 544320, while the sum is 46.

The spelling of 42212297593 in words is "forty-two billion, two hundred twelve million, two hundred ninety-seven thousand, five hundred ninety-three".