2666460324013 has 4 divisors (see below), whose sum is σ = 2666813551900. Its totient is φ = 2666107096128.

The previous prime is 2666460323963. The next prime is 2666460324029. The reversal of 2666460324013 is 3104230646662.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 918572730084 + 1747887593929 = 958422^2 + 1322077^2 .

It is a cyclic number.

It is not a de Polignac number, because 2666460324013 - 2²⁵ = 2666426769581 is a prime.

It is a super-2 number, since 2×2666460324013² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666460324043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176602620 + ... + 176617717.

It is an arithmetic number, because the mean of its divisors is an integer number (666703387975).

Almost surely, 2^{2666460324013} is an apocalyptic number.

It is an amenable number.

2666460324013 is a deficient number, since it is larger than the sum of its proper divisors (353227887).

2666460324013 is an equidigital number, since it uses as much as digits as its factorization.

2666460324013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353227886.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 2666460324013 in words is "two trillion, six hundred sixty-six billion, four hundred sixty million, three hundred twenty-four thousand, thirteen".