42630666011 has 2 divisors, whose sum is σ = 42630666012. Its totient is φ = 42630666010.

The previous prime is 42630665971. The next prime is 42630666047. The reversal of 42630666011 is 11066603624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42630666011 - 2²⁶ = 42563557147 is a prime.

It is not a weakly prime, because it can be changed into another prime (42630666061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21315333005 + 21315333006.

It is an arithmetic number, because the mean of its divisors is an integer number (21315333006).

Almost surely, 2^42630666011 is an apocalyptic number.

42630666011 is a deficient number, since it is larger than the sum of its proper divisors (1).

42630666011 is an equidigital number, since it uses as much as digits as its factorization.

42630666011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 42630666011 in words is "forty-two billion, six hundred thirty million, six hundred sixty-six thousand, eleven".