28324231535 has 8 divisors (see below), whose sum is σ = 33998681616. Its totient is φ = 22652982720.

The previous prime is 28324231519. The next prime is 28324231541. The reversal of 28324231535 is 53513242382.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 28324231535 - 2⁴ = 28324231519 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 780806 + ... + 816275.

It is an arithmetic number, because the mean of its divisors is an integer number (4249835202).

Almost surely, 2^28324231535 is an apocalyptic number.

28324231535 is a deficient number, since it is larger than the sum of its proper divisors (5674450081).

28324231535 is a wasteful number, since it uses less digits than its factorization.

28324231535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600633.

The product of its digits is 172800, while the sum is 38.

The spelling of 28324231535 in words is "twenty-eight billion, three hundred twenty-four million, two hundred thirty-one thousand, five hundred thirty-five".