23861746129961 has 4 divisors (see below), whose sum is σ = 24188619364692. Its totient is φ = 23534872895232.

The previous prime is 23861746129891. The next prime is 23861746130003. The reversal of 23861746129961 is 16992164716832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13512534883600 + 10349211246361 = 3675940^2 + 3217019^2 .

It is a cyclic number.

It is not a de Polignac number, because 23861746129961 - 2³⁴ = 23844566260777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23861746123961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163436617256 + ... + 163436617401.

It is an arithmetic number, because the mean of its divisors is an integer number (6047154841173).

Almost surely, 2^{23861746129961} is an apocalyptic number.

It is an amenable number.

23861746129961 is a deficient number, since it is larger than the sum of its proper divisors (326873234731).

23861746129961 is an equidigital number, since it uses as much as digits as its factorization.

23861746129961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326873234730.

The product of its digits is 47029248, while the sum is 65.

The spelling of 23861746129961 in words is "twenty-three trillion, eight hundred sixty-one billion, seven hundred forty-six million, one hundred twenty-nine thousand, nine hundred sixty-one".