28717428743 has 2 divisors, whose sum is σ = 28717428744. Its totient is φ = 28717428742.

The previous prime is 28717428737. The next prime is 28717428749. The reversal of 28717428743 is 34782471782.

It is a balanced prime because it is at equal distance from previous prime (28717428737) and next prime (28717428749).

It is a cyclic number.

It is not a de Polignac number, because 28717428743 - 2¹⁰ = 28717427719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28717428749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14358714371 + 14358714372.

It is an arithmetic number, because the mean of its divisors is an integer number (14358714372).

Almost surely, 2^28717428743 is an apocalyptic number.

28717428743 is a deficient number, since it is larger than the sum of its proper divisors (1).

28717428743 is an equidigital number, since it uses as much as digits as its factorization.

28717428743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4214784, while the sum is 53.

The spelling of 28717428743 in words is "twenty-eight billion, seven hundred seventeen million, four hundred twenty-eight thousand, seven hundred forty-three".