2666264479 has 8 divisors (see below), whose sum is σ = 2825651088. Its totient is φ = 2507160960.

The previous prime is 2666264467. The next prime is 2666264507. The reversal of 2666264479 is 9744626662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2666264479 - 2⁹ = 2666263967 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 (2666264459) 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, 51217 + ... + 89194.

It is an arithmetic number, because the mean of its divisors is an integer number (353206386).

Almost surely, 2^2666264479 is an apocalyptic number.

2666264479 is a deficient number, since it is larger than the sum of its proper divisors (159386609).

2666264479 is a wasteful number, since it uses less digits than its factorization.

2666264479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141545.

The product of its digits is 5225472, while the sum is 52.

The square root of 2666264479 is about 51635.8836372537. The cubic root of 2666264479 is about 1386.6528298579.

The spelling of 2666264479 in words is "two billion, six hundred sixty-six million, two hundred sixty-four thousand, four hundred seventy-nine".