42226236661 has 8 divisors (see below), whose sum is σ = 48324399104. Its totient is φ = 36144534960.

The previous prime is 42226236653. The next prime is 42226236707. The reversal of 42226236661 is 16663262224.

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 42226236661 - 2³ = 42226236653 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 (42226236631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4109685 + ... + 4119946.

It is an arithmetic number, because the mean of its divisors is an integer number (6040549888).

Almost surely, 2^42226236661 is an apocalyptic number.

It is an amenable number.

42226236661 is a deficient number, since it is larger than the sum of its proper divisors (6098162443).

42226236661 is an equidigital number, since it uses as much as digits as its factorization.

42226236661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8230371.

The product of its digits is 248832, while the sum is 40.

Adding to 42226236661 its reverse (16663262224), we get a palindrome (58889498885).

The spelling of 42226236661 in words is "forty-two billion, two hundred twenty-six million, two hundred thirty-six thousand, six hundred sixty-one".