28644295003 has 2 divisors, whose sum is σ = 28644295004. Its totient is φ = 28644295002.

The previous prime is 28644294983. The next prime is 28644295037. The reversal of 28644295003 is 30059244682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28644295003 - 2⁵ = 28644294971 is a prime.

It is not a weakly prime, because it can be changed into another prime (28644215003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14322147501 + 14322147502.

It is an arithmetic number, because the mean of its divisors is an integer number (14322147502).

Almost surely, 2^28644295003 is an apocalyptic number.

28644295003 is a deficient number, since it is larger than the sum of its proper divisors (1).

28644295003 is an equidigital number, since it uses as much as digits as its factorization.

28644295003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 28644295003 in words is "twenty-eight billion, six hundred forty-four million, two hundred ninety-five thousand, three".