90787841443043 has 2 divisors, whose sum is σ = 90787841443044. Its totient is φ = 90787841443042.

The previous prime is 90787841442997. The next prime is 90787841443217. The reversal of 90787841443043 is 34034414878709.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90787841443043 - 2²⁰ = 90787840394467 is a prime.

It is a super-2 number, since 2×90787841443043² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (90787841443643) 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, 45393920721521 + 45393920721522.

It is an arithmetic number, because the mean of its divisors is an integer number (45393920721522).

Almost surely, 2^{90787841443043} is an apocalyptic number.

90787841443043 is a deficient number, since it is larger than the sum of its proper divisors (1).

90787841443043 is an equidigital number, since it uses as much as digits as its factorization.

90787841443043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65028096, while the sum is 62.

The spelling of 90787841443043 in words is "ninety trillion, seven hundred eighty-seven billion, eight hundred forty-one million, four hundred forty-three thousand, forty-three".