42450535651207 has 2 divisors, whose sum is σ = 42450535651208. Its totient is φ = 42450535651206.

The previous prime is 42450535651127. The next prime is 42450535651261. The reversal of 42450535651207 is 70215653505424.

42450535651207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42450535651207 - 2⁴³ = 33654442628999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42450535651607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21225267825603 + 21225267825604.

It is an arithmetic number, because the mean of its divisors is an integer number (21225267825604).

Almost surely, 2^{42450535651207} is an apocalyptic number.

42450535651207 is a deficient number, since it is larger than the sum of its proper divisors (1).

42450535651207 is an equidigital number, since it uses as much as digits as its factorization.

42450535651207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040000, while the sum is 49.

The spelling of 42450535651207 in words is "forty-two trillion, four hundred fifty billion, five hundred thirty-five million, six hundred fifty-one thousand, two hundred seven".