2666020460258 has 16 divisors (see below), whose sum is σ = 4176724685760. Its totient is φ = 1275000163056.

The previous prime is 2666020460171. The next prime is 2666020460263. The reversal of 2666020460258 is 8520640206662.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305311766 + ... + 305320497.

It is an arithmetic number, because the mean of its divisors is an integer number (261045292860).

Almost surely, 2^{2666020460258} is an apocalyptic number.

2666020460258 is a deficient number, since it is larger than the sum of its proper divisors (1510704225502).

2666020460258 is a wasteful number, since it uses less digits than its factorization.

2666020460258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610632361.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 2666020460258 in words is "two trillion, six hundred sixty-six billion, twenty million, four hundred sixty thousand, two hundred fifty-eight".