42822160691 has 2 divisors, whose sum is σ = 42822160692. Its totient is φ = 42822160690.

The previous prime is 42822160673. The next prime is 42822160721. The reversal of 42822160691 is 19606122824.

42822160691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42822160691 - 2⁶ = 42822160627 is a prime.

It is not a weakly prime, because it can be changed into another prime (42822166691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21411080345 + 21411080346.

It is an arithmetic number, because the mean of its divisors is an integer number (21411080346).

Almost surely, 2^42822160691 is an apocalyptic number.

42822160691 is a deficient number, since it is larger than the sum of its proper divisors (1).

42822160691 is an equidigital number, since it uses as much as digits as its factorization.

42822160691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 42822160691 in words is "forty-two billion, eight hundred twenty-two million, one hundred sixty thousand, six hundred ninety-one".