28435423607 has 2 divisors, whose sum is σ = 28435423608. Its totient is φ = 28435423606.

The previous prime is 28435423553. The next prime is 28435423619. The reversal of 28435423607 is 70632453482.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28435423607 - 2⁶ = 28435423543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28435423657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14217711803 + 14217711804.

It is an arithmetic number, because the mean of its divisors is an integer number (14217711804).

Almost surely, 2^28435423607 is an apocalyptic number.

28435423607 is a deficient number, since it is larger than the sum of its proper divisors (1).

28435423607 is an equidigital number, since it uses as much as digits as its factorization.

28435423607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 28435423607 in words is "twenty-eight billion, four hundred thirty-five million, four hundred twenty-three thousand, six hundred seven".