28002402246288 has 20 divisors (see below), whose sum is σ = 72339539136368. Its totient is φ = 9334134082080.

The previous prime is 28002402246257. The next prime is 28002402246319. The reversal of 28002402246288 is 88264220420082.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (28002402246257) and next prime (28002402246319).

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 583383380131 = 28002402246288 / (2 + 8 + 0 + 0 + 2 + 4 + 0 + 2 + 2 + 4 + 6 + 2 + 8 + 8).

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, 291691690018 + ... + 291691690113.

Almost surely, 2^{28002402246288} is an apocalyptic number.

It is an amenable number.

28002402246288 is an abundant number, since it is smaller than the sum of its proper divisors (44337136890080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28002402246288 is a wasteful number, since it uses less digits than its factorization.

28002402246288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583383380142 (or 583383380136 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 48.

The spelling of 28002402246288 in words is "twenty-eight trillion, two billion, four hundred two million, two hundred forty-six thousand, two hundred eighty-eight".