42206622367777 has 4 divisors (see below), whose sum is σ = 48236139848896. Its totient is φ = 36177104886660.

The previous prime is 42206622367771. The next prime is 42206622367837. The reversal of 42206622367777 is 77776322660224.

42206622367777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42206622367777 - 2¹¹ = 42206622365729 is a prime.

It is a super-2 number, since 2×42206622367777² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42206622367771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3014758740549 + ... + 3014758740562.

It is an arithmetic number, because the mean of its divisors is an integer number (12059034962224).

Almost surely, 2^{42206622367777} is an apocalyptic number.

It is an amenable number.

42206622367777 is a deficient number, since it is larger than the sum of its proper divisors (6029517481119).

42206622367777 is an equidigital number, since it uses as much as digits as its factorization.

42206622367777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6029517481118.

The product of its (nonzero) digits is 99574272, while the sum is 61.

The spelling of 42206622367777 in words is "forty-two trillion, two hundred six billion, six hundred twenty-two million, three hundred sixty-seven thousand, seven hundred seventy-seven".