561732540118 has 8 divisors (see below), whose sum is σ = 850941372960. Its totient is φ = 278085415800.

The previous prime is 561732540079. The next prime is 561732540133. The reversal of 561732540118 is 811045237165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1390426878 + ... + 1390427281.

It is an arithmetic number, because the mean of its divisors is an integer number (106367671620).

Almost surely, 2^561732540118 is an apocalyptic number.

561732540118 is a deficient number, since it is larger than the sum of its proper divisors (289208832842).

561732540118 is a wasteful number, since it uses less digits than its factorization.

561732540118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780854262.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 561732540118 in words is "five hundred sixty-one billion, seven hundred thirty-two million, five hundred forty thousand, one hundred eighteen".