561306267324 has 120 divisors (see below), whose sum is σ = 1639805728176. Its totient is φ = 165944160000.

The previous prime is 561306267323. The next prime is 561306267367. The reversal of 561306267324 is 423762603165.

561306267324 is a `hidden beast` number, since 5 + 6 + 13 + 0 + 626 + 7 + 3 + 2 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 561306267324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561306267323) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1774527 + ... + 2066774.

Almost surely, 2^561306267324 is an apocalyptic number.

561306267324 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

561306267324 is an abundant number, since it is smaller than the sum of its proper divisors (1078499460852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561306267324 is a wasteful number, since it uses less digits than its factorization.

561306267324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841369 (or 3841358 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 561306267324 in words is "five hundred sixty-one billion, three hundred six million, two hundred sixty-seven thousand, three hundred twenty-four".