28338753523 has 2 divisors, whose sum is σ = 28338753524. Its totient is φ = 28338753522.

The previous prime is 28338753503. The next prime is 28338753559. The reversal of 28338753523 is 32535783382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28338753523 - 2¹⁷ = 28338622451 is a prime.

It is not a weakly prime, because it can be changed into another prime (28338753503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14169376761 + 14169376762.

It is an arithmetic number, because the mean of its divisors is an integer number (14169376762).

Almost surely, 2^28338753523 is an apocalyptic number.

28338753523 is a deficient number, since it is larger than the sum of its proper divisors (1).

28338753523 is an equidigital number, since it uses as much as digits as its factorization.

28338753523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3628800, while the sum is 49.

The spelling of 28338753523 in words is "twenty-eight billion, three hundred thirty-eight million, seven hundred fifty-three thousand, five hundred twenty-three".