28545271350 has 48 divisors (see below), whose sum is σ = 71018563152. Its totient is φ = 7587740160.

The previous prime is 28545271331. The next prime is 28545271361. The reversal of 28545271350 is 5317254582.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257047 + ... + 350946.

It is an arithmetic number, because the mean of its divisors is an integer number (1479553399).

Almost surely, 2^28545271350 is an apocalyptic number.

28545271350 is an abundant number, since it is smaller than the sum of its proper divisors (42473291802).

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

28545271350 is a wasteful number, since it uses less digits than its factorization.

28545271350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608321 (or 608316 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The spelling of 28545271350 in words is "twenty-eight billion, five hundred forty-five million, two hundred seventy-one thousand, three hundred fifty".