28526661060 has 24 divisors (see below), whose sum is σ = 79874651136. Its totient is φ = 7607109600.

The previous prime is 28526661029. The next prime is 28526661073. The reversal of 28526661060 is 6016662582.

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, 237722116 + ... + 237722235.

It is an arithmetic number, because the mean of its divisors is an integer number (3328110464).

Almost surely, 2^28526661060 is an apocalyptic number.

28526661060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28526661060 is an abundant number, since it is smaller than the sum of its proper divisors (51347990076).

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

28526661060 is a wasteful number, since it uses less digits than its factorization.

28526661060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475444363 (or 475444361 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 28526661060 in words is "twenty-eight billion, five hundred twenty-six million, six hundred sixty-one thousand, sixty".