5335566644 has 6 divisors (see below), whose sum is σ = 9337241634. Its totient is φ = 2667783320.

The previous prime is 5335566623. The next prime is 5335566659. The reversal of 5335566644 is 4466655335.

It can be written as a sum of positive squares in only one way, i.e., 5150932900 + 184633744 = 71770^2 + 13588^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666945827 + ... + 666945834.

It is an arithmetic number, because the mean of its divisors is an integer number (1556206939).

Almost surely, 2^5335566644 is an apocalyptic number.

It is an amenable number.

5335566644 is a deficient number, since it is larger than the sum of its proper divisors (4001674990).

5335566644 is a wasteful number, since it uses less digits than its factorization.

5335566644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333891665 (or 1333891663 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 47.

The square root of 5335566644 is about 73044.9631665319. The cubic root of 5335566644 is about 1747.4047675116.

The spelling of 5335566644 in words is "five billion, three hundred thirty-five million, five hundred sixty-six thousand, six hundred forty-four".