28551763301 has 2 divisors, whose sum is σ = 28551763302. Its totient is φ = 28551763300.

The previous prime is 28551763297. The next prime is 28551763333. The reversal of 28551763301 is 10336715582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23873340100 + 4678423201 = 154510^2 + 68399^2 .

It is a cyclic number.

It is not a de Polignac number, because 28551763301 - 2² = 28551763297 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28551763351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14275881650 + 14275881651.

It is an arithmetic number, because the mean of its divisors is an integer number (14275881651).

Almost surely, 2^28551763301 is an apocalyptic number.

It is an amenable number.

28551763301 is a deficient number, since it is larger than the sum of its proper divisors (1).

28551763301 is an equidigital number, since it uses as much as digits as its factorization.

28551763301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 28551763301 in words is "twenty-eight billion, five hundred fifty-one million, seven hundred sixty-three thousand, three hundred one".