4036686061 has 4 divisors (see below), whose sum is σ = 4036842172. Its totient is φ = 4036529952.

The previous prime is 4036685953. The next prime is 4036686077. The reversal of 4036686061 is 1606866304.

4036686061 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3367480900 + 669205161 = 58030^2 + 25869^2 .

It is a cyclic number.

It is not a de Polignac number, because 4036686061 - 2¹⁵ = 4036653293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4036686761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28986 + ... + 94411.

It is an arithmetic number, because the mean of its divisors is an integer number (1009210543).

Almost surely, 2^4036686061 is an apocalyptic number.

It is an amenable number.

4036686061 is a deficient number, since it is larger than the sum of its proper divisors (156111).

4036686061 is a wasteful number, since it uses less digits than its factorization.

4036686061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156110.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 4036686061 is about 63534.9200125411. The cubic root of 4036686061 is about 1592.2392484314.

The spelling of 4036686061 in words is "four billion, thirty-six million, six hundred eighty-six thousand, sixty-one".