42450625267 has 2 divisors, whose sum is σ = 42450625268. Its totient is φ = 42450625266.

The previous prime is 42450625181. The next prime is 42450625291. The reversal of 42450625267 is 76252605424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42450625267 is a prime.

It is not a weakly prime, because it can be changed into another prime (42450625297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21225312633 + 21225312634.

It is an arithmetic number, because the mean of its divisors is an integer number (21225312634).

Almost surely, 2^42450625267 is an apocalyptic number.

42450625267 is a deficient number, since it is larger than the sum of its proper divisors (1).

42450625267 is an equidigital number, since it uses as much as digits as its factorization.

42450625267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 43.

The spelling of 42450625267 in words is "forty-two billion, four hundred fifty million, six hundred twenty-five thousand, two hundred sixty-seven".