270259823261 has 2 divisors, whose sum is σ = 270259823262. Its totient is φ = 270259823260.

The previous prime is 270259823189. The next prime is 270259823299. The reversal of 270259823261 is 162328952072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179929520761 + 90330302500 = 424181^2 + 300550^2 .

It is a cyclic number.

It is not a de Polignac number, because 270259823261 - 2¹⁴ = 270259806877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (270259820261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135129911630 + 135129911631.

It is an arithmetic number, because the mean of its divisors is an integer number (135129911631).

Almost surely, 2^270259823261 is an apocalyptic number.

It is an amenable number.

270259823261 is a deficient number, since it is larger than the sum of its proper divisors (1).

270259823261 is an equidigital number, since it uses as much as digits as its factorization.

270259823261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 270259823261 in words is "two hundred seventy billion, two hundred fifty-nine million, eight hundred twenty-three thousand, two hundred sixty-one".