90463884570247 has 2 divisors, whose sum is σ = 90463884570248. Its totient is φ = 90463884570246.

The previous prime is 90463884570239. The next prime is 90463884570289. The reversal of 90463884570247 is 74207548836409.

It is a weak prime.

It is an emirp because it is prime and its reverse (74207548836409) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90463884570247 - 2³ = 90463884570239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90463881570247) 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, 45231942285123 + 45231942285124.

It is an arithmetic number, because the mean of its divisors is an integer number (45231942285124).

Almost surely, 2^{90463884570247} is an apocalyptic number.

90463884570247 is a deficient number, since it is larger than the sum of its proper divisors (1).

90463884570247 is an equidigital number, since it uses as much as digits as its factorization.

90463884570247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 325140480, while the sum is 67.

The spelling of 90463884570247 in words is "ninety trillion, four hundred sixty-three billion, eight hundred eighty-four million, five hundred seventy thousand, two hundred forty-seven".