28810640603 has 2 divisors, whose sum is σ = 28810640604. Its totient is φ = 28810640602.

The previous prime is 28810640597. The next prime is 28810640609. The reversal of 28810640603 is 30604601882.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (28810640597) and next prime (28810640609).

It is a cyclic number.

It is not a de Polignac number, because 28810640603 - 2¹⁰ = 28810639579 is a prime.

It is not a weakly prime, because it can be changed into another prime (28810640609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14405320301 + 14405320302.

It is an arithmetic number, because the mean of its divisors is an integer number (14405320302).

Almost surely, 2^28810640603 is an apocalyptic number.

28810640603 is a deficient number, since it is larger than the sum of its proper divisors (1).

28810640603 is an equidigital number, since it uses as much as digits as its factorization.

28810640603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 28810640603 in words is "twenty-eight billion, eight hundred ten million, six hundred forty thousand, six hundred three".