28429669327 has 2 divisors, whose sum is σ = 28429669328. Its totient is φ = 28429669326.

The previous prime is 28429669297. The next prime is 28429669349. The reversal of 28429669327 is 72396692482.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28429669327 - 2⁷ = 28429669199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28429669127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14214834663 + 14214834664.

It is an arithmetic number, because the mean of its divisors is an integer number (14214834664).

Almost surely, 2^28429669327 is an apocalyptic number.

28429669327 is a deficient number, since it is larger than the sum of its proper divisors (1).

28429669327 is an equidigital number, since it uses as much as digits as its factorization.

28429669327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 58.

The spelling of 28429669327 in words is "twenty-eight billion, four hundred twenty-nine million, six hundred sixty-nine thousand, three hundred twenty-seven".