28690303496 has 16 divisors (see below), whose sum is σ = 55248220140. Its totient is φ = 13957444800.

The previous prime is 28690303471. The next prime is 28690303501. The reversal of 28690303496 is 69430309682.

It can be written as a sum of positive squares in 2 ways, for example, as 23313014596 + 5377288900 = 152686^2 + 73330^2 .

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, 48463055 + ... + 48463646.

Almost surely, 2^28690303496 is an apocalyptic number.

It is an amenable number.

28690303496 is a deficient number, since it is larger than the sum of its proper divisors (26557916644).

28690303496 is a wasteful number, since it uses less digits than its factorization.

28690303496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96926744 (or 96926740 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 28690303496 in words is "twenty-eight billion, six hundred ninety million, three hundred three thousand, four hundred ninety-six".