23428915585645 has 8 divisors (see below), whose sum is σ = 28133454348000. Its totient is φ = 18730628705040.

The previous prime is 23428915585513. The next prime is 23428915585693. The reversal of 23428915585645 is 54658551982432.

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

It is not a de Polignac number, because 23428915585645 - 2²⁹ = 23428378714733 is a prime.

It is a super-3 number, since 3×23428915585645³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 1562962191 + ... + 1562977180.

It is an arithmetic number, because the mean of its divisors is an integer number (3516681793500).

Almost surely, 2^{23428915585645} is an apocalyptic number.

It is an amenable number.

23428915585645 is a deficient number, since it is larger than the sum of its proper divisors (4704538762355).

23428915585645 is a wasteful number, since it uses less digits than its factorization.

23428915585645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125940875.

The product of its digits is 414720000, while the sum is 67.

The spelling of 23428915585645 in words is "twenty-three trillion, four hundred twenty-eight billion, nine hundred fifteen million, five hundred eighty-five thousand, six hundred forty-five".