28862325632 has 64 divisors (see below), whose sum is σ = 67979368800. Its totient is φ = 11943020544.

The previous prime is 28862325631. The next prime is 28862325641. The reversal of 28862325632 is 23652326882.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28862325631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529403 + ... + 581370.

Almost surely, 2^28862325632 is an apocalyptic number.

It is an amenable number.

28862325632 is an abundant number, since it is smaller than the sum of its proper divisors (39117043168).

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

28862325632 is a wasteful number, since it uses less digits than its factorization.

28862325632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110823 (or 1110811 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The spelling of 28862325632 in words is "twenty-eight billion, eight hundred sixty-two million, three hundred twenty-five thousand, six hundred thirty-two".