42063227461 has 2 divisors, whose sum is σ = 42063227462. Its totient is φ = 42063227460.

The previous prime is 42063227411. The next prime is 42063227467. The reversal of 42063227461 is 16472236024.

42063227461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36890884900 + 5172342561 = 192070^2 + 71919^2 .

It is a cyclic number.

It is not a de Polignac number, because 42063227461 - 2⁹ = 42063226949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42063227461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42063227467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21031613730 + 21031613731.

It is an arithmetic number, because the mean of its divisors is an integer number (21031613731).

Almost surely, 2^42063227461 is an apocalyptic number.

It is an amenable number.

42063227461 is a deficient number, since it is larger than the sum of its proper divisors (1).

42063227461 is an equidigital number, since it uses as much as digits as its factorization.

42063227461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 42063227461 in words is "forty-two billion, sixty-three million, two hundred twenty-seven thousand, four hundred sixty-one".