28632746671 has 2 divisors, whose sum is σ = 28632746672. Its totient is φ = 28632746670.

The previous prime is 28632746663. The next prime is 28632746717. The reversal of 28632746671 is 17664723682.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28632746671 - 2³ = 28632746663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28632746071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14316373335 + 14316373336.

It is an arithmetic number, because the mean of its divisors is an integer number (14316373336).

Almost surely, 2^28632746671 is an apocalyptic number.

28632746671 is a deficient number, since it is larger than the sum of its proper divisors (1).

28632746671 is an equidigital number, since it uses as much as digits as its factorization.

28632746671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4064256, while the sum is 52.

The spelling of 28632746671 in words is "twenty-eight billion, six hundred thirty-two million, seven hundred forty-six thousand, six hundred seventy-one".