262812038893 has 2 divisors, whose sum is σ = 262812038894. Its totient is φ = 262812038892.

The previous prime is 262812038857. The next prime is 262812038921. The reversal of 262812038893 is 398830218262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226041291844 + 36770747049 = 475438^2 + 191757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-262812038893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 262812038893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262812038803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131406019446 + 131406019447.

It is an arithmetic number, because the mean of its divisors is an integer number (131406019447).

Almost surely, 2^262812038893 is an apocalyptic number.

It is an amenable number.

262812038893 is a deficient number, since it is larger than the sum of its proper divisors (1).

262812038893 is an equidigital number, since it uses as much as digits as its factorization.

262812038893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 52.

The spelling of 262812038893 in words is "two hundred sixty-two billion, eight hundred twelve million, thirty-eight thousand, eight hundred ninety-three".