6565642350 has 48 divisors (see below), whose sum is σ = 16321626480. Its totient is φ = 1746662400.

The previous prime is 6565642333. The next prime is 6565642357. The reversal of 6565642350 is 532465656.

It is a super-2 number, since 2×6565642350² = 86215318936227045000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6565642357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11166 + ... + 115134.

It is an arithmetic number, because the mean of its divisors is an integer number (340033885).

Almost surely, 2^6565642350 is an apocalyptic number.

6565642350 is an abundant number, since it is smaller than the sum of its proper divisors (9755984130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6565642350 is a wasteful number, since it uses less digits than its factorization.

6565642350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104405 (or 104400 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The square root of 6565642350 is about 81028.6514141757. The cubic root of 6565642350 is about 1872.5168765261.

The spelling of 6565642350 in words is "six billion, five hundred sixty-five million, six hundred forty-two thousand, three hundred fifty".