23621640582678 has 8 divisors (see below), whose sum is σ = 47243281165368. Its totient is φ = 7873880194224.

The previous prime is 23621640582671. The next prime is 23621640582719. The reversal of 23621640582678 is 87628504612632.

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

23621640582678 is an admirable number.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23621640582671) 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, 1968470048551 + ... + 1968470048562.

It is an arithmetic number, because the mean of its divisors is an integer number (5905410145671).

Almost surely, 2^{23621640582678} is an apocalyptic number.

23621640582678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23621640582678 is a wasteful number, since it uses less digits than its factorization.

23621640582678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3936940097118.

The product of its (nonzero) digits is 46448640, while the sum is 60.

The spelling of 23621640582678 in words is "twenty-three trillion, six hundred twenty-one billion, six hundred forty million, five hundred eighty-two thousand, six hundred seventy-eight".