2666226464 has 24 divisors (see below), whose sum is σ = 5726328048. Its totient is φ = 1211920960.

The previous prime is 2666226463. The next prime is 2666226469. The reversal of 2666226464 is 4646226662.

2666226464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (2666226463) 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, 3786902 + ... + 3787605.

It is an arithmetic number, because the mean of its divisors is an integer number (238597002).

Almost surely, 2^2666226464 is an apocalyptic number.

It is an amenable number.

2666226464 is an abundant number, since it is smaller than the sum of its proper divisors (3060101584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2666226464 is a wasteful number, since it uses less digits than its factorization.

2666226464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7574528 (or 7574520 counting only the distinct ones).

The product of its digits is 995328, while the sum is 44.

The square root of 2666226464 is about 51635.5155295268. The cubic root of 2666226464 is about 1386.6462396317.

The spelling of 2666226464 in words is "two billion, six hundred sixty-six million, two hundred twenty-six thousand, four hundred sixty-four".