6713835844 has 27 divisors (see below), whose sum is σ = 11990590423. Its totient is φ = 3289319072.

The previous prime is 6713835833. The next prime is 6713835847. The reversal of 6713835844 is 4485383176.

The square root of 6713835844 is 81938.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 592338244 + 6121497600 = 24338^2 + 78240^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6713835847) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8685042 + ... + 8685814.

Almost surely, 2^6713835844 is an apocalyptic number.

6713835844 is the 81938-th square number.

It is an amenable number.

6713835844 is a deficient number, since it is larger than the sum of its proper divisors (5276754579).

6713835844 is an frugal number, since it uses more digits than its factorization.

6713835844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656 (or 828 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

The cubic root of 6713835844 is about 1886.5004195488.

Multiplying 6713835844 by its sum of digits (49), we get a square (328977956356 = 573566²).

The spelling of 6713835844 in words is "six billion, seven hundred thirteen million, eight hundred thirty-five thousand, eight hundred forty-four".