28625485592 has 16 divisors (see below), whose sum is σ = 58552129800. Its totient is φ = 13011584320.

The previous prime is 28625485583. The next prime is 28625485663. The reversal of 28625485592 is 29558452682.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162644717 + ... + 162644892.

Almost surely, 2^28625485592 is an apocalyptic number.

28625485592 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

28625485592 is an abundant number, since it is smaller than the sum of its proper divisors (29926644208).

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

28625485592 is a wasteful number, since it uses less digits than its factorization.

28625485592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325289626 (or 325289622 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 56.

The spelling of 28625485592 in words is "twenty-eight billion, six hundred twenty-five million, four hundred eighty-five thousand, five hundred ninety-two".