262026116624381 has 2 divisors, whose sum is σ = 262026116624382. Its totient is φ = 262026116624380.

The previous prime is 262026116624369. The next prime is 262026116624387. The reversal of 262026116624381 is 183426611620262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242173789820356 + 19852326804025 = 15561934^2 + 4455595^2 .

It is a cyclic number.

It is not a de Polignac number, because 262026116624381 - 2⁴² = 257628070113277 is a prime.

It is a super-2 number, since 2×262026116624381² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262026116624387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131013058312190 + 131013058312191.

It is an arithmetic number, because the mean of its divisors is an integer number (131013058312191).

Almost surely, 2^{262026116624381} is an apocalyptic number.

It is an amenable number.

262026116624381 is a deficient number, since it is larger than the sum of its proper divisors (1).

262026116624381 is an equidigital number, since it uses as much as digits as its factorization.

262026116624381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 262026116624381 in words is "two hundred sixty-two trillion, twenty-six billion, one hundred sixteen million, six hundred twenty-four thousand, three hundred eighty-one".