42461623219 has 2 divisors, whose sum is σ = 42461623220. Its totient is φ = 42461623218.

The previous prime is 42461623151. The next prime is 42461623223. The reversal of 42461623219 is 91232616424.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42461623219 - 2⁷ = 42461623091 is a prime.

It is a super-2 number, since 2×42461623219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42461623249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21230811609 + 21230811610.

It is an arithmetic number, because the mean of its divisors is an integer number (21230811610).

Almost surely, 2^42461623219 is an apocalyptic number.

42461623219 is a deficient number, since it is larger than the sum of its proper divisors (1).

42461623219 is an equidigital number, since it uses as much as digits as its factorization.

42461623219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 40.

The spelling of 42461623219 in words is "forty-two billion, four hundred sixty-one million, six hundred twenty-three thousand, two hundred nineteen".