28526350338 has 32 divisors (see below), whose sum is σ = 63847963200. Its totient is φ = 9440372448.

The previous prime is 28526350331. The next prime is 28526350339. The reversal of 28526350338 is 83305362582.

28526350338 is a `hidden beast` number, since 2 + 8 + 5 + 2 + 635 + 0 + 3 + 3 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 28526350293 and 28526350302.

It is not an unprimeable number, because it can be changed into a prime (28526350331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1892731 + ... + 1907742.

It is an arithmetic number, because the mean of its divisors is an integer number (1995248850).

Almost surely, 2^28526350338 is an apocalyptic number.

28526350338 is an abundant number, since it is smaller than the sum of its proper divisors (35321612862).

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

28526350338 is a wasteful number, since it uses less digits than its factorization.

28526350338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800623 (or 3800617 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 28526350338 in words is "twenty-eight billion, five hundred twenty-six million, three hundred fifty thousand, three hundred thirty-eight".