6334944561 has 24 divisors (see below), whose sum is σ = 9989179200. Its totient is φ = 3836728800.

The previous prime is 6334944547. The next prime is 6334944589. The reversal of 6334944561 is 1654494336.

6334944561 is a `hidden beast` number, since 6 + 3 + 3 + 49 + 44 + 561 = 666.

It is not a de Polignac number, because 6334944561 - 2¹⁹ = 6334420273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6334944521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128415 + ... + 170763.

It is an arithmetic number, because the mean of its divisors is an integer number (416215800).

Almost surely, 2^6334944561 is an apocalyptic number.

It is an amenable number.

6334944561 is a deficient number, since it is larger than the sum of its proper divisors (3654234639).

6334944561 is a wasteful number, since it uses less digits than its factorization.

6334944561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43877 (or 43874 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The square root of 6334944561 is about 79592.3649667479. The cubic root of 6334944561 is about 1850.3232511361.

The spelling of 6334944561 in words is "six billion, three hundred thirty-four million, nine hundred forty-four thousand, five hundred sixty-one".