4042722866029 has 2 divisors, whose sum is σ = 4042722866030. Its totient is φ = 4042722866028.

The previous prime is 4042722865949. The next prime is 4042722866051. The reversal of 4042722866029 is 9206682272404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3254693821929 + 788029044100 = 1804077^2 + 887710^2 .

It is a cyclic number.

It is not a de Polignac number, because 4042722866029 - 2³¹ = 4040575382381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4042722861029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021361433014 + 2021361433015.

It is an arithmetic number, because the mean of its divisors is an integer number (2021361433015).

Almost surely, 2^{4042722866029} is an apocalyptic number.

It is an amenable number.

4042722866029 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042722866029 is an equidigital number, since it uses as much as digits as its factorization.

4042722866029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 4042722866029 in words is "four trillion, forty-two billion, seven hundred twenty-two million, eight hundred sixty-six thousand, twenty-nine".