2800305000028 has 12 divisors (see below), whose sum is σ = 4902526664280. Its totient is φ = 1399583095952.

The previous prime is 2800305000023. The next prime is 2800305000029. The reversal of 2800305000028 is 8200005030082.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2800305000023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142339951 + ... + 142359622.

It is an arithmetic number, because the mean of its divisors is an integer number (408543888690).

Almost surely, 2^{2800305000028} is an apocalyptic number.

It is an amenable number.

2800305000028 is a deficient number, since it is larger than the sum of its proper divisors (2102221664252).

2800305000028 is a wasteful number, since it uses less digits than its factorization.

2800305000028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284702036 (or 284702034 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 2800305000028 in words is "two trillion, eight hundred billion, three hundred five million, twenty-eight", and thus it is an aban number.