5656001565 has 8 divisors (see below), whose sum is σ = 9049602528. Its totient is φ = 3016534160.

The previous prime is 5656001563. The next prime is 5656001569. The reversal of 5656001565 is 5651006565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5656001565 - 2¹ = 5656001563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656001563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188533371 + ... + 188533400.

It is an arithmetic number, because the mean of its divisors is an integer number (1131200316).

Almost surely, 2^5656001565 is an apocalyptic number.

It is an amenable number.

5656001565 is a deficient number, since it is larger than the sum of its proper divisors (3393600963).

5656001565 is a wasteful number, since it uses less digits than its factorization.

5656001565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377066779.

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 5656001565 is about 75206.3931125539. The cubic root of 5656001565 is about 1781.7079055203.

It can be divided in two parts, 5656001 and 565, that added together give a triangular number (5656566 = T₃₃₆₃).

The spelling of 5656001565 in words is "five billion, six hundred fifty-six million, one thousand, five hundred sixty-five".