28300500533332 has 6 divisors (see below), whose sum is σ = 49525875933338. Its totient is φ = 14150250266664.

The previous prime is 28300500533309. The next prime is 28300500533351. The reversal of 28300500533332 is 23333500500382.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 26720587286416 + 1579913246916 = 5169196^2 + 1256946^2 .

It is a junction number, because it is equal to n+sod(n) for n = 28300500533291 and 28300500533300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3537562566663 + ... + 3537562566670.

Almost surely, 2^{28300500533332} is an apocalyptic number.

It is an amenable number.

28300500533332 is a deficient number, since it is larger than the sum of its proper divisors (21225375400006).

28300500533332 is a wasteful number, since it uses less digits than its factorization.

28300500533332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075125133337 (or 7075125133335 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 37.

The spelling of 28300500533332 in words is "twenty-eight trillion, three hundred billion, five hundred million, five hundred thirty-three thousand, three hundred thirty-two".