42229050487061 has 2 divisors, whose sum is σ = 42229050487062. Its totient is φ = 42229050487060.

The previous prime is 42229050486991. The next prime is 42229050487219. The reversal of 42229050487061 is 16078405092224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33116917372900 + 9112133114161 = 5754730^2 + 3018631^2 .

It is a cyclic number.

It is not a de Polignac number, because 42229050487061 - 2³⁰ = 42227976745237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42229050487961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21114525243530 + 21114525243531.

It is an arithmetic number, because the mean of its divisors is an integer number (21114525243531).

Almost surely, 2^{42229050487061} is an apocalyptic number.

It is an amenable number.

42229050487061 is a deficient number, since it is larger than the sum of its proper divisors (1).

42229050487061 is an equidigital number, since it uses as much as digits as its factorization.

42229050487061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 42229050487061 in words is "forty-two trillion, two hundred twenty-nine billion, fifty million, four hundred eighty-seven thousand, sixty-one".