2132642270257 has 2 divisors, whose sum is σ = 2132642270258. Its totient is φ = 2132642270256.

The previous prime is 2132642270251. The next prime is 2132642270347. The reversal of 2132642270257 is 7520722462312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1761555399696 + 371086870561 = 1327236^2 + 609169^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132642270257 - 2²⁷ = 2132508052529 is a prime.

It is not a weakly prime, because it can be changed into another prime (2132642270251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066321135128 + 1066321135129.

It is an arithmetic number, because the mean of its divisors is an integer number (1066321135129).

Almost surely, 2^{2132642270257} is an apocalyptic number.

It is an amenable number.

2132642270257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132642270257 is an equidigital number, since it uses as much as digits as its factorization.

2132642270257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 2132642270257 in words is "two trillion, one hundred thirty-two billion, six hundred forty-two million, two hundred seventy thousand, two hundred fifty-seven".