5666951466 has 96 divisors (see below), whose sum is σ = 13888143360. Its totient is φ = 1654480800.

The previous prime is 5666951461. The next prime is 5666951483. The reversal of 5666951466 is 6641596665.

It is a super-2 number, since 2×5666951466² = 64228677835999098312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5666951461) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1465051 + ... + 1468913.

It is an arithmetic number, because the mean of its divisors is an integer number (144668160).

Almost surely, 2^5666951466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5666951466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6944071680).

5666951466 is an abundant number, since it is smaller than the sum of its proper divisors (8221191894).

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

5666951466 is a wasteful number, since it uses less digits than its factorization.

5666951466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4152 (or 4149 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The square root of 5666951466 is about 75279.1569161079. The cubic root of 5666951466 is about 1782.8569474401.

The spelling of 5666951466 in words is "five billion, six hundred sixty-six million, nine hundred fifty-one thousand, four hundred sixty-six".