28645835926 has 8 divisors (see below), whose sum is σ = 43076988720. Its totient is φ = 14286839688.

The previous prime is 28645835923. The next prime is 28645835929. The reversal of 28645835926 is 62953854682.

It is an interprime number because it is at equal distance from previous prime (28645835923) and next prime (28645835929).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28645835923) 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, 18038146 + ... + 18039733.

It is an arithmetic number, because the mean of its divisors is an integer number (5384623590).

Almost surely, 2^28645835926 is an apocalyptic number.

28645835926 is a deficient number, since it is larger than the sum of its proper divisors (14431152794).

28645835926 is a wasteful number, since it uses less digits than its factorization.

28645835926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36078278.

The product of its digits is 24883200, while the sum is 58.

The spelling of 28645835926 in words is "twenty-eight billion, six hundred forty-five million, eight hundred thirty-five thousand, nine hundred twenty-six".