561116313365 has 8 divisors (see below), whose sum is σ = 679632469920. Its totient is φ = 444697788112.

The previous prime is 561116313353. The next prime is 561116313377. The reversal of 561116313365 is 563313611165.

It is an interprime number because it is at equal distance from previous prime (561116313353) and next prime (561116313377).

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

It is a cyclic number.

It is not a de Polignac number, because 561116313365 - 2⁶ = 561116313301 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524407235 + ... + 524408304.

It is an arithmetic number, because the mean of its divisors is an integer number (84954058740).

Almost surely, 2^561116313365 is an apocalyptic number.

It is an amenable number.

561116313365 is a deficient number, since it is larger than the sum of its proper divisors (118516156555).

561116313365 is a wasteful number, since it uses less digits than its factorization.

561116313365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048815651.

The product of its digits is 145800, while the sum is 41.

The spelling of 561116313365 in words is "five hundred sixty-one billion, one hundred sixteen million, three hundred thirteen thousand, three hundred sixty-five".