28014451723 has 2 divisors, whose sum is σ = 28014451724. Its totient is φ = 28014451722.

The previous prime is 28014451639. The next prime is 28014451739. The reversal of 28014451723 is 32715441082.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28014451723 - 2³³ = 19424517131 is a prime.

It is not a weakly prime, because it can be changed into another prime (28014458723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14007225861 + 14007225862.

It is an arithmetic number, because the mean of its divisors is an integer number (14007225862).

Almost surely, 2^28014451723 is an apocalyptic number.

28014451723 is a deficient number, since it is larger than the sum of its proper divisors (1).

28014451723 is an equidigital number, since it uses as much as digits as its factorization.

28014451723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 28014451723 in words is "twenty-eight billion, fourteen million, four hundred fifty-one thousand, seven hundred twenty-three".