262155257297 has 2 divisors, whose sum is σ = 262155257298. Its totient is φ = 262155257296.

The previous prime is 262155257291. The next prime is 262155257389. The reversal of 262155257297 is 792752551262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247955198401 + 14200058896 = 497951^2 + 119164^2 .

It is a cyclic number.

It is not a de Polignac number, because 262155257297 - 2⁴ = 262155257281 is a prime.

It is not a weakly prime, because it can be changed into another prime (262155257291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131077628648 + 131077628649.

It is an arithmetic number, because the mean of its divisors is an integer number (131077628649).

Almost surely, 2^262155257297 is an apocalyptic number.

It is an amenable number.

262155257297 is a deficient number, since it is larger than the sum of its proper divisors (1).

262155257297 is an equidigital number, since it uses as much as digits as its factorization.

262155257297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292000, while the sum is 53.

The spelling of 262155257297 in words is "two hundred sixty-two billion, one hundred fifty-five million, two hundred fifty-seven thousand, two hundred ninety-seven".