3561563007879 has 4 divisors (see below), whose sum is σ = 4748750677176. Its totient is φ = 2374375338584.

The previous prime is 3561563007833. The next prime is 3561563007923. The reversal of 3561563007879 is 9787003651653.

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

It is a cyclic number.

It is not a de Polignac number, because 3561563007879 - 2⁹ = 3561563007367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561563003879) 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, 593593834644 + ... + 593593834649.

It is an arithmetic number, because the mean of its divisors is an integer number (1187187669294).

Almost surely, 2^{3561563007879} is an apocalyptic number.

3561563007879 is a deficient number, since it is larger than the sum of its proper divisors (1187187669297).

3561563007879 is a wasteful number, since it uses less digits than its factorization.

3561563007879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187187669296.

The product of its (nonzero) digits is 28576800, while the sum is 60.

The spelling of 3561563007879 in words is "three trillion, five hundred sixty-one billion, five hundred sixty-three million, seven thousand, eight hundred seventy-nine".