2666466312192 has 408 divisors, whose sum is σ = 8007238538208. Its totient is φ = 854379724800.

The previous prime is 2666466312179. The next prime is 2666466312217. The reversal of 2666466312192 is 2912136646662.

It is a super-2 number, since 2×2666466312192² (a number of 26 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1716976888 + ... + 1716978440.

Almost surely, 2^{2666466312192} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2666466312192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4003619269104).

2666466312192 is an abundant number, since it is smaller than the sum of its proper divisors (5340772226016).

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

2666466312192 is an equidigital number, since it uses as much as digits as its factorization.

2666466312192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1703 (or 1670 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 54.

The spelling of 2666466312192 in words is "two trillion, six hundred sixty-six billion, four hundred sixty-six million, three hundred twelve thousand, one hundred ninety-two".