28310678543723 has 2 divisors, whose sum is σ = 28310678543724. Its totient is φ = 28310678543722.

The previous prime is 28310678543701. The next prime is 28310678543747. The reversal of 28310678543723 is 32734587601382.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28310678543723 is a prime.

It is not a weakly prime, because it can be changed into another prime (28310678546723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14155339271861 + 14155339271862.

It is an arithmetic number, because the mean of its divisors is an integer number (14155339271862).

Almost surely, 2^{28310678543723} is an apocalyptic number.

28310678543723 is a deficient number, since it is larger than the sum of its proper divisors (1).

28310678543723 is an equidigital number, since it uses as much as digits as its factorization.

28310678543723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40642560, while the sum is 59.

The spelling of 28310678543723 in words is "twenty-eight trillion, three hundred ten billion, six hundred seventy-eight million, five hundred forty-three thousand, seven hundred twenty-three".