42004306667 has 2 divisors, whose sum is σ = 42004306668. Its totient is φ = 42004306666.

The previous prime is 42004306661. The next prime is 42004306693. The reversal of 42004306667 is 76660340024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42004306667 - 2¹⁰ = 42004305643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42004306667.

It is not a weakly prime, because it can be changed into another prime (42004306661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21002153333 + 21002153334.

It is an arithmetic number, because the mean of its divisors is an integer number (21002153334).

Almost surely, 2^42004306667 is an apocalyptic number.

42004306667 is a deficient number, since it is larger than the sum of its proper divisors (1).

42004306667 is an equidigital number, since it uses as much as digits as its factorization.

42004306667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 38.

The spelling of 42004306667 in words is "forty-two billion, four million, three hundred six thousand, six hundred sixty-seven".