5961889044 has 18 divisors (see below), whose sum is σ = 15070330730. Its totient is φ = 1987296336.

The previous prime is 5961889039. The next prime is 5961889061. The reversal of 5961889044 is 4409881695.

5961889044 is a `hidden beast` number, since 596 + 1 + 8 + 8 + 9 + 0 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5089395600 + 872493444 = 71340^2 + 29538^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82803979 + ... + 82804050.

Almost surely, 2^5961889044 is an apocalyptic number.

It is an amenable number.

5961889044 is an abundant number, since it is smaller than the sum of its proper divisors (9108441686).

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

5961889044 is a wasteful number, since it uses less digits than its factorization.

5961889044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165608039 (or 165608034 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The square root of 5961889044 is about 77213.2698698870. The cubic root of 5961889044 is about 1813.2650734680.

The spelling of 5961889044 in words is "five billion, nine hundred sixty-one million, eight hundred eighty-nine thousand, forty-four".