3561604561455 has 32 divisors (see below), whose sum is σ = 5897903924160. Its totient is φ = 1833139875840.

The previous prime is 3561604561453. The next prime is 3561604561469. The reversal of 3561604561455 is 5541654061653.

3561604561455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3561604561455 - 2¹ = 3561604561453 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3561604561398 and 3561604561407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561604561453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1061992 + ... + 2872461.

It is an arithmetic number, because the mean of its divisors is an integer number (184309497630).

Almost surely, 2^{3561604561455} is an apocalyptic number.

3561604561455 is a deficient number, since it is larger than the sum of its proper divisors (2336299362705).

3561604561455 is a wasteful number, since it uses less digits than its factorization.

3561604561455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936571.

The product of its (nonzero) digits is 6480000, while the sum is 51.

The spelling of 3561604561455 in words is "three trillion, five hundred sixty-one billion, six hundred four million, five hundred sixty-one thousand, four hundred fifty-five".