23410161517661 has 8 divisors (see below), whose sum is σ = 23721069474144. Its totient is φ = 23099940652240.

The previous prime is 23410161517627. The next prime is 23410161517667. The reversal of 23410161517661 is 16671516101432.

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 23410161517661 - 2¹⁸ = 23410161255517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23410161517667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171704171 + ... + 171840456.

It is an arithmetic number, because the mean of its divisors is an integer number (2965133684268).

Almost surely, 2^{23410161517661} is an apocalyptic number.

It is an amenable number.

23410161517661 is a deficient number, since it is larger than the sum of its proper divisors (310907956483).

23410161517661 is an equidigital number, since it uses as much as digits as its factorization.

23410161517661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343545531.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 23410161517661 in words is "twenty-three trillion, four hundred ten billion, one hundred sixty-one million, five hundred seventeen thousand, six hundred sixty-one".