90212612864041 has 2 divisors, whose sum is σ = 90212612864042. Its totient is φ = 90212612864040.

The previous prime is 90212612863963. The next prime is 90212612864051. The reversal of 90212612864041 is 14046821621209.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61564737542400 + 28647875321641 = 7846320^2 + 5352371^2 .

It is a cyclic number.

It is not a de Polignac number, because 90212612864041 - 2²⁹ = 90212075993129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90212612863982 and 90212612864000.

It is not a weakly prime, because it can be changed into another prime (90212612864051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45106306432020 + 45106306432021.

It is an arithmetic number, because the mean of its divisors is an integer number (45106306432021).

Almost surely, 2^{90212612864041} is an apocalyptic number.

It is an amenable number.

90212612864041 is a deficient number, since it is larger than the sum of its proper divisors (1).

90212612864041 is an equidigital number, since it uses as much as digits as its factorization.

90212612864041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 90212612864041 in words is "ninety trillion, two hundred twelve billion, six hundred twelve million, eight hundred sixty-four thousand, forty-one".