2664846474646 has 16 divisors (see below), whose sum is σ = 4171222821888. Its totient is φ = 1274443277800.

The previous prime is 2664846474629. The next prime is 2664846474683. The reversal of 2664846474646 is 6464746484662.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133881 + ... + 2312491.

It is an arithmetic number, because the mean of its divisors is an integer number (260701426368).

Almost surely, 2^{2664846474646} is an apocalyptic number.

2664846474646 is a deficient number, since it is larger than the sum of its proper divisors (1506376347242).

2664846474646 is a wasteful number, since it uses less digits than its factorization.

2664846474646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205227.

The product of its digits is 891813888, while the sum is 67.

The spelling of 2664846474646 in words is "two trillion, six hundred sixty-four billion, eight hundred forty-six million, four hundred seventy-four thousand, six hundred forty-six".