2664610431652 has 24 divisors (see below), whose sum is σ = 5023090141496. Its totient is φ = 1229495874048.

The previous prime is 2664610431647. The next prime is 2664610431677. The reversal of 2664610431652 is 2561340164662.

It can be written as a sum of positive squares in 4 ways, for example, as 220847363136 + 2443763068516 = 469944^2 + 1563254^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6557643 + ... + 6952114.

Almost surely, 2^{2664610431652} is an apocalyptic number.

It is an amenable number.

2664610431652 is a deficient number, since it is larger than the sum of its proper divisors (2358479709844).

2664610431652 is a wasteful number, since it uses less digits than its factorization.

2664610431652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13513567 (or 13513565 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 2664610431652 in words is "two trillion, six hundred sixty-four billion, six hundred ten million, four hundred thirty-one thousand, six hundred fifty-two".