3716043561 has 20 divisors (see below), whose sum is σ = 5554148292. Its totient is φ = 2476014048.

The previous prime is 3716043517. The next prime is 3716043571. The reversal of 3716043561 is 1653406173.

3716043561 is a `hidden beast` number, since 3 + 7 + 160 + 435 + 61 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 877285161 + 2838758400 = 29619^2 + 53280^2 .

It is not a de Polignac number, because 3716043561 - 2¹⁰ = 3716042537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3716043571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 150271 + ... + 173243.

Almost surely, 2^3716043561 is an apocalyptic number.

It is an amenable number.

3716043561 is a deficient number, since it is larger than the sum of its proper divisors (1838104731).

3716043561 is a wasteful number, since it uses less digits than its factorization.

3716043561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24982 (or 24973 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 3716043561 is about 60959.3599129781. The cubic root of 3716043561 is about 1548.9126693926.

The spelling of 3716043561 in words is "three billion, seven hundred sixteen million, forty-three thousand, five hundred sixty-one".