3506660061 has 4 divisors (see below), whose sum is σ = 4675546752. Its totient is φ = 2337773372.

The previous prime is 3506660051. The next prime is 3506660081. The reversal of 3506660061 is 1600666053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3506660061 - 2²⁹ = 2969789149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506660051) 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, 584443341 + ... + 584443346.

It is an arithmetic number, because the mean of its divisors is an integer number (1168886688).

Almost surely, 2^3506660061 is an apocalyptic number.

It is an amenable number.

3506660061 is a deficient number, since it is larger than the sum of its proper divisors (1168886691).

3506660061 is a wasteful number, since it uses less digits than its factorization.

3506660061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168886690.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 3506660061 is about 59217.0588682011. The cubic root of 3506660061 is about 1519.2569170569.

The spelling of 3506660061 in words is "three billion, five hundred six million, six hundred sixty thousand, sixty-one".