5661197236723 has 8 divisors (see below), whose sum is σ = 6513362114400. Its totient is φ = 4819887962880.

The previous prime is 5661197236711. The next prime is 5661197236727. The reversal of 5661197236723 is 3276327911665.

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 5661197236723 - 2⁵ = 5661197236691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5661197236727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2713899838 + ... + 2713901923.

It is an arithmetic number, because the mean of its divisors is an integer number (814170264300).

Almost surely, 2^{5661197236723} is an apocalyptic number.

5661197236723 is a deficient number, since it is larger than the sum of its proper divisors (852164877677).

5661197236723 is a wasteful number, since it uses less digits than its factorization.

5661197236723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5427801917.

The product of its digits is 17146080, while the sum is 58.

The spelling of 5661197236723 in words is "five trillion, six hundred sixty-one billion, one hundred ninety-seven million, two hundred thirty-six thousand, seven hundred twenty-three".