28752166326 has 16 divisors (see below), whose sum is σ = 61927743024. Its totient is φ = 8846820384.

The previous prime is 28752166307. The next prime is 28752166357. The reversal of 28752166326 is 62366125782.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184308681 + ... + 184308836.

It is an arithmetic number, because the mean of its divisors is an integer number (3870483939).

Almost surely, 2^28752166326 is an apocalyptic number.

28752166326 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

28752166326 is an abundant number, since it is smaller than the sum of its proper divisors (33175576698).

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

28752166326 is a wasteful number, since it uses less digits than its factorization.

28752166326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368617535.

The product of its digits is 1451520, while the sum is 48.

The spelling of 28752166326 in words is "twenty-eight billion, seven hundred fifty-two million, one hundred sixty-six thousand, three hundred twenty-six".