561700061204 has 24 divisors (see below), whose sum is σ = 1056725765760. Its totient is φ = 260407417536.

The previous prime is 561700061171. The next prime is 561700061249. The reversal of 561700061204 is 402160007165.

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 7 ways as a sum of consecutive naturals, for example, 78621857 + ... + 78629000.

It is an arithmetic number, because the mean of its divisors is an integer number (44030240240).

Almost surely, 2^561700061204 is an apocalyptic number.

It is an amenable number.

561700061204 is a deficient number, since it is larger than the sum of its proper divisors (495025704556).

561700061204 is a wasteful number, since it uses less digits than its factorization.

561700061204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157250927 (or 157250925 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 561700061204 its reverse (402160007165), we get a palindrome (963860068369).

The spelling of 561700061204 in words is "five hundred sixty-one billion, seven hundred million, sixty-one thousand, two hundred four".