28502740737896 has 32 divisors (see below), whose sum is σ = 53982606887040. Its totient is φ = 14107487145408.

The previous prime is 28502740737893. The next prime is 28502740737971. The reversal of 28502740737896 is 69873704720582.

It is not an unprimeable number, because it can be changed into a prime (28502740737893) 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, 4656956 + ... + 8870891.

It is an arithmetic number, because the mean of its divisors is an integer number (1686956465220).

Almost surely, 2^{28502740737896} is an apocalyptic number.

It is an amenable number.

28502740737896 is a deficient number, since it is larger than the sum of its proper divisors (25479866149144).

28502740737896 is a wasteful number, since it uses less digits than its factorization.

28502740737896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13530513 (or 13530509 counting only the distinct ones).

The product of its (nonzero) digits is 284497920, while the sum is 68.

The spelling of 28502740737896 in words is "twenty-eight trillion, five hundred two billion, seven hundred forty million, seven hundred thirty-seven thousand, eight hundred ninety-six".