561135060215 has 12 divisors (see below), whose sum is σ = 697382127624. Its totient is φ = 433428457056.

The previous prime is 561135060203. The next prime is 561135060229. The reversal of 561135060215 is 512060531165.

It is not a de Polignac number, because 561135060215 - 2³⁶ = 492415583479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66718157 + ... + 66726566.

It is an arithmetic number, because the mean of its divisors is an integer number (58115177302).

Almost surely, 2^561135060215 is an apocalyptic number.

561135060215 is a deficient number, since it is larger than the sum of its proper divisors (136247067409).

561135060215 is a wasteful number, since it uses less digits than its factorization.

561135060215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133444786 (or 133444757 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 561135060215 in words is "five hundred sixty-one billion, one hundred thirty-five million, sixty thousand, two hundred fifteen".