2660240260607 has 2 divisors, whose sum is σ = 2660240260608. Its totient is φ = 2660240260606.

The previous prime is 2660240260597. The next prime is 2660240260627. The reversal of 2660240260607 is 7060620420662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2660240260607 - 2²⁰ = 2660239212031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2660240260627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330120130303 + 1330120130304.

It is an arithmetic number, because the mean of its divisors is an integer number (1330120130304).

Almost surely, 2^{2660240260607} is an apocalyptic number.

2660240260607 is a deficient number, since it is larger than the sum of its proper divisors (1).

2660240260607 is an equidigital number, since it uses as much as digits as its factorization.

2660240260607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 2660240260607 in words is "two trillion, six hundred sixty billion, two hundred forty million, two hundred sixty thousand, six hundred seven".