270623585257 has 2 divisors, whose sum is σ = 270623585258. Its totient is φ = 270623585256.

The previous prime is 270623585233. The next prime is 270623585317. The reversal of 270623585257 is 752585326072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206174116096 + 64449469161 = 454064^2 + 253869^2 .

It is a cyclic number.

It is not a de Polignac number, because 270623585257 - 2¹⁵ = 270623552489 is a prime.

It is not a weakly prime, because it can be changed into another prime (270623585227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135311792628 + 135311792629.

It is an arithmetic number, because the mean of its divisors is an integer number (135311792629).

Almost surely, 2^270623585257 is an apocalyptic number.

It is an amenable number.

270623585257 is a deficient number, since it is larger than the sum of its proper divisors (1).

270623585257 is an equidigital number, since it uses as much as digits as its factorization.

270623585257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 270623585257 in words is "two hundred seventy billion, six hundred twenty-three million, five hundred eighty-five thousand, two hundred fifty-seven".