2666475346 has 16 divisors (see below), whose sum is σ = 4125271680. Its totient is φ = 1291946800.

The previous prime is 2666475341. The next prime is 2666475397. The reversal of 2666475346 is 6435746662.

It is a happy number.

It is a super-2 number, since 2×2666475346² = 14220181541651639432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2666475346.

It is not an unprimeable number, because it can be changed into a prime (2666475341) 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, 130936 + ... + 149923.

It is an arithmetic number, because the mean of its divisors is an integer number (257829480).

Almost surely, 2^2666475346 is an apocalyptic number.

2666475346 is a deficient number, since it is larger than the sum of its proper divisors (1458796334).

2666475346 is a wasteful number, since it uses less digits than its factorization.

2666475346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281009.

The product of its digits is 4354560, while the sum is 49.

The square root of 2666475346 is about 51637.9254618154. The cubic root of 2666475346 is about 1386.6893843228.

The spelling of 2666475346 in words is "two billion, six hundred sixty-six million, four hundred seventy-five thousand, three hundred forty-six".