90417154463 has 2 divisors, whose sum is σ = 90417154464. Its totient is φ = 90417154462.

The previous prime is 90417154441. The next prime is 90417154517. The reversal of 90417154463 is 36445171409.

It is a weak prime.

It is an emirp because it is prime and its reverse (36445171409) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90417154463 - 2²⁴ = 90400377247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90417154423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45208577231 + 45208577232.

It is an arithmetic number, because the mean of its divisors is an integer number (45208577232).

Almost surely, 2^90417154463 is an apocalyptic number.

90417154463 is a deficient number, since it is larger than the sum of its proper divisors (1).

90417154463 is an equidigital number, since it uses as much as digits as its factorization.

90417154463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 90417154463 in words is "ninety billion, four hundred seventeen million, one hundred fifty-four thousand, four hundred sixty-three".