262147900849 has 2 divisors, whose sum is σ = 262147900850. Its totient is φ = 262147900848.

The previous prime is 262147900813. The next prime is 262147900891. The reversal of 262147900849 is 948009741262.

262147900849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213370086400 + 48777814449 = 461920^2 + 220857^2 .

It is a cyclic number.

It is not a de Polignac number, because 262147900849 - 2⁹ = 262147900337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 262147900796 and 262147900805.

It is not a weakly prime, because it can be changed into another prime (262147900349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131073950424 + 131073950425.

It is an arithmetic number, because the mean of its divisors is an integer number (131073950425).

Almost surely, 2^262147900849 is an apocalyptic number.

It is an amenable number.

262147900849 is a deficient number, since it is larger than the sum of its proper divisors (1).

262147900849 is an equidigital number, since it uses as much as digits as its factorization.

262147900849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 262147900849 in words is "two hundred sixty-two billion, one hundred forty-seven million, nine hundred thousand, eight hundred forty-nine".