5644506562644 has 24 divisors (see below), whose sum is σ = 13180107860640. Its totient is φ = 1880131823584.

The previous prime is 5644506562633. The next prime is 5644506562661. The reversal of 5644506562644 is 4462656054465.

It is a congruent number.

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, 171278334 + ... + 171311285.

It is an arithmetic number, because the mean of its divisors is an integer number (549171160860).

Almost surely, 2^{5644506562644} is an apocalyptic number.

It is an amenable number.

5644506562644 is an abundant number, since it is smaller than the sum of its proper divisors (7535601297996).

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

5644506562644 is a wasteful number, since it uses less digits than its factorization.

5644506562644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342590999 (or 342590997 counting only the distinct ones).

The product of its (nonzero) digits is 82944000, while the sum is 57.

The spelling of 5644506562644 in words is "five trillion, six hundred forty-four billion, five hundred six million, five hundred sixty-two thousand, six hundred forty-four".