561732363 has 12 divisors (see below), whose sum is σ = 811730920. Its totient is φ = 374331456.

The previous prime is 561732361. The next prime is 561732373. The reversal of 561732363 is 363237165.

561732363 is a `hidden beast` number, since 5 + 617 + 3 + 2 + 36 + 3 = 666.

It is not a de Polignac number, because 561732363 - 2¹ = 561732361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561732361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12195 + ... + 35667.

Almost surely, 2^561732363 is an apocalyptic number.

561732363 is a deficient number, since it is larger than the sum of its proper divisors (249998557).

561732363 is a wasteful number, since it uses less digits than its factorization.

561732363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26138 (or 26135 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 561732363 is about 23700.8937173264. The cubic root of 561732363 is about 825.1061329023.

The spelling of 561732363 in words is "five hundred sixty-one million, seven hundred thirty-two thousand, three hundred sixty-three".