2660555526317 has 16 divisors (see below), whose sum is σ = 2917193220480. Its totient is φ = 2411441105472.

The previous prime is 2660555526271. The next prime is 2660555526341. The reversal of 2660555526317 is 7136255550662.

It is a cyclic number.

It is not a de Polignac number, because 2660555526317 - 2¹⁴ = 2660555509933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2660555526397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1379033 + ... + 2687534.

It is an arithmetic number, because the mean of its divisors is an integer number (182324576280).

Almost surely, 2^{2660555526317} is an apocalyptic number.

It is an amenable number.

2660555526317 is a deficient number, since it is larger than the sum of its proper divisors (256637694163).

2660555526317 is a wasteful number, since it uses less digits than its factorization.

2660555526317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4067492.

The product of its (nonzero) digits is 11340000, while the sum is 53.

The spelling of 2660555526317 in words is "two trillion, six hundred sixty billion, five hundred fifty-five million, five hundred twenty-six thousand, three hundred seventeen".