812350141368499 has 2 divisors, whose sum is σ = 812350141368500. Its totient is φ = 812350141368498.

The previous prime is 812350141368449. The next prime is 812350141368503. The reversal of 812350141368499 is 994863141053218.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 812350141368499 - 2²⁷ = 812350007150771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 812350141368499.

It is not a weakly prime, because it can be changed into another prime (812350141368449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406175070684249 + 406175070684250.

It is an arithmetic number, because the mean of its divisors is an integer number (406175070684250).

Almost surely, 2^{812350141368499} is an apocalyptic number.

812350141368499 is a deficient number, since it is larger than the sum of its proper divisors (1).

812350141368499 is an equidigital number, since it uses as much as digits as its factorization.

812350141368499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44789760, while the sum is 64.

The spelling of 812350141368499 in words is "eight hundred twelve trillion, three hundred fifty billion, one hundred forty-one million, three hundred sixty-eight thousand, four hundred ninety-nine".