5649857605 has 32 divisors (see below), whose sum is σ = 8404300800. Its totient is φ = 3557345280.

The previous prime is 5649857597. The next prime is 5649857617. The reversal of 5649857605 is 5067589465.

It is not a de Polignac number, because 5649857605 - 2³ = 5649857597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91405 + ... + 140194.

It is an arithmetic number, because the mean of its divisors is an integer number (262634400).

Almost surely, 2^5649857605 is an apocalyptic number.

It is an amenable number.

5649857605 is a deficient number, since it is larger than the sum of its proper divisors (2754443195).

5649857605 is a wasteful number, since it uses less digits than its factorization.

5649857605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231669.

The product of its (nonzero) digits is 9072000, while the sum is 55.

The square root of 5649857605 is about 75165.5346884461. The cubic root of 5649857605 is about 1781.0625315704.

The spelling of 5649857605 in words is "five billion, six hundred forty-nine million, eight hundred fifty-seven thousand, six hundred five".