2666402014 has 16 divisors (see below), whose sum is σ = 4043383920. Its totient is φ = 1318656640.

The previous prime is 2666401999. The next prime is 2666402017. The reversal of 2666402014 is 4102046662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666402017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98952 + ... + 122980.

It is an arithmetic number, because the mean of its divisors is an integer number (252711495).

Almost surely, 2^2666402014 is an apocalyptic number.

2666402014 is a deficient number, since it is larger than the sum of its proper divisors (1376981906).

2666402014 is a wasteful number, since it uses less digits than its factorization.

2666402014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24635.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 2666402014 is about 51637.2153974244. The cubic root of 2666402014 is about 1386.6766722060.

Adding to 2666402014 its reverse (4102046662), we get a palindrome (6768448676).

The spelling of 2666402014 in words is "two billion, six hundred sixty-six million, four hundred two thousand, fourteen".