28053602287 has 2 divisors, whose sum is σ = 28053602288. Its totient is φ = 28053602286.

The previous prime is 28053602281. The next prime is 28053602327. The reversal of 28053602287 is 78220635082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28053602287 - 2¹⁵ = 28053569519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28053602281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026801143 + 14026801144.

It is an arithmetic number, because the mean of its divisors is an integer number (14026801144).

Almost surely, 2^28053602287 is an apocalyptic number.

28053602287 is a deficient number, since it is larger than the sum of its proper divisors (1).

28053602287 is an equidigital number, since it uses as much as digits as its factorization.

28053602287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 28053602287 in words is "twenty-eight billion, fifty-three million, six hundred two thousand, two hundred eighty-seven".