6215345361 has 24 divisors (see below), whose sum is σ = 9372767040. Its totient is φ = 3961416096.

The previous prime is 6215345347. The next prime is 6215345363. The reversal of 6215345361 is 1635435126.

6215345361 is a `hidden beast` number, since 62 + 1 + 534 + 5 + 3 + 61 = 666.

It is not a de Polignac number, because 6215345361 - 2⁷ = 6215345233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6215345363) 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, 481530 + ... + 494268.

It is an arithmetic number, because the mean of its divisors is an integer number (390531960).

Almost surely, 2^6215345361 is an apocalyptic number.

It is an amenable number.

6215345361 is a deficient number, since it is larger than the sum of its proper divisors (3157421679).

6215345361 is a wasteful number, since it uses less digits than its factorization.

6215345361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15125 (or 15122 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 6215345361 is about 78837.4616600509. The cubic root of 6215345361 is about 1838.6049366613.

The spelling of 6215345361 in words is "six billion, two hundred fifteen million, three hundred forty-five thousand, three hundred sixty-one".