28645372800103 has 2 divisors, whose sum is σ = 28645372800104. Its totient is φ = 28645372800102.

The previous prime is 28645372799951. The next prime is 28645372800127. The reversal of 28645372800103 is 30100827354682.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28645372800103 - 2¹⁷ = 28645372669031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28645372800403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14322686400051 + 14322686400052.

It is an arithmetic number, because the mean of its divisors is an integer number (14322686400052).

Almost surely, 2^{28645372800103} is an apocalyptic number.

28645372800103 is a deficient number, since it is larger than the sum of its proper divisors (1).

28645372800103 is an equidigital number, since it uses as much as digits as its factorization.

28645372800103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 28645372800103 in words is "twenty-eight trillion, six hundred forty-five billion, three hundred seventy-two million, eight hundred thousand, one hundred three".