42255402433207 has 2 divisors, whose sum is σ = 42255402433208. Its totient is φ = 42255402433206.

The previous prime is 42255402433193. The next prime is 42255402433253. The reversal of 42255402433207 is 70233420455224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42255402433207 - 2⁴³ = 33459309410999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42255402436207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21127701216603 + 21127701216604.

It is an arithmetic number, because the mean of its divisors is an integer number (21127701216604).

Almost surely, 2^{42255402433207} is an apocalyptic number.

42255402433207 is a deficient number, since it is larger than the sum of its proper divisors (1).

42255402433207 is an equidigital number, since it uses as much as digits as its factorization.

42255402433207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1612800, while the sum is 43.

The spelling of 42255402433207 in words is "forty-two trillion, two hundred fifty-five billion, four hundred two million, four hundred thirty-three thousand, two hundred seven".