3561222504155 has 16 divisors (see below), whose sum is σ = 4525588278144. Its totient is φ = 2680952033280.

The previous prime is 3561222504113. The next prime is 3561222504193. The reversal of 3561222504155 is 5514052221653.

It is not a de Polignac number, because 3561222504155 - 2²⁸ = 3560954068699 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2907251 + ... + 3946460.

It is an arithmetic number, because the mean of its divisors is an integer number (282849267384).

Almost surely, 2^{3561222504155} is an apocalyptic number.

3561222504155 is a deficient number, since it is larger than the sum of its proper divisors (964365773989).

3561222504155 is a wasteful number, since it uses less digits than its factorization.

3561222504155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6859846.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 3561222504155 in words is "three trillion, five hundred sixty-one billion, two hundred twenty-two million, five hundred four thousand, one hundred fifty-five".