3559677969661 has 4 divisors (see below), whose sum is σ = 3883285057824. Its totient is φ = 3236070881500.

The previous prime is 3559677969643. The next prime is 3559677969737. The reversal of 3559677969661 is 1669697769553.

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 3559677969661 - 2⁵ = 3559677969629 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 (3559677969161) 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, 161803544065 + ... + 161803544086.

It is an arithmetic number, because the mean of its divisors is an integer number (970821264456).

Almost surely, 2^{3559677969661} is an apocalyptic number.

It is an amenable number.

3559677969661 is a deficient number, since it is larger than the sum of its proper divisors (323607088163).

3559677969661 is a wasteful number, since it uses less digits than its factorization.

3559677969661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323607088162.

The product of its digits is 3472081200, while the sum is 79.

The spelling of 3559677969661 in words is "three trillion, five hundred fifty-nine billion, six hundred seventy-seven million, nine hundred sixty-nine thousand, six hundred sixty-one".