28437235997488 has 40 divisors (see below), whose sum is σ = 55159634619936. Its totient is φ = 14202499584000.

The previous prime is 28437235997483. The next prime is 28437235997497. The reversal of 28437235997488 is 88479953273482.

It is not an unprimeable number, because it can be changed into a prime (28437235997483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57058333 + ... + 57554563.

Almost surely, 2^{28437235997488} is an apocalyptic number.

It is an amenable number.

28437235997488 is a deficient number, since it is larger than the sum of its proper divisors (26722398622448).

28437235997488 is a wasteful number, since it uses less digits than its factorization.

28437235997488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500293 (or 500287 counting only the distinct ones).

The product of its digits is 5852528640, while the sum is 79.

The spelling of 28437235997488 in words is "twenty-eight trillion, four hundred thirty-seven billion, two hundred thirty-five million, nine hundred ninety-seven thousand, four hundred eighty-eight".