2664643361466 has 8 divisors (see below), whose sum is σ = 5329286722944. Its totient is φ = 888214453820.

The previous prime is 2664643361461. The next prime is 2664643361473. The reversal of 2664643361466 is 6641633464662.

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

2664643361466 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2664643361461) 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, 222053613450 + ... + 222053613461.

It is an arithmetic number, because the mean of its divisors is an integer number (666160840368).

Almost surely, 2^{2664643361466} is an apocalyptic number.

2664643361466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2664643361466 is a wasteful number, since it uses less digits than its factorization.

2664643361466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444107226916.

The product of its digits is 53747712, while the sum is 57.

The spelling of 2664643361466 in words is "two trillion, six hundred sixty-four billion, six hundred forty-three million, three hundred sixty-one thousand, four hundred sixty-six".