5656345215 has 24 divisors (see below), whose sum is σ = 9301395600. Its totient is φ = 2935173888.

The previous prime is 5656345133. The next prime is 5656345217. The reversal of 5656345215 is 5125436565.

It is not a de Polignac number, because 5656345215 - 2¹⁴ = 5656328831 is a prime.

It is a super-3 number, since 3×5656345215³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656345217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117190 + ... + 158259.

It is an arithmetic number, because the mean of its divisors is an integer number (387558150).

Almost surely, 2^5656345215 is an apocalyptic number.

5656345215 is a deficient number, since it is larger than the sum of its proper divisors (3645050385).

5656345215 is a wasteful number, since it uses less digits than its factorization.

5656345215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275531 (or 275494 counting only the distinct ones).

The product of its digits is 540000, while the sum is 42.

The square root of 5656345215 is about 75208.6777905316. The cubic root of 5656345215 is about 1781.7439894048.

The spelling of 5656345215 in words is "five billion, six hundred fifty-six million, three hundred forty-five thousand, two hundred fifteen".