28241690467 has 2 divisors, whose sum is σ = 28241690468. Its totient is φ = 28241690466.

The previous prime is 28241690381. The next prime is 28241690471. The reversal of 28241690467 is 76409614282.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28241690467 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28241690467.

It is not a weakly prime, because it can be changed into another prime (28241690767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14120845233 + 14120845234.

It is an arithmetic number, because the mean of its divisors is an integer number (14120845234).

Almost surely, 2^28241690467 is an apocalyptic number.

28241690467 is a deficient number, since it is larger than the sum of its proper divisors (1).

28241690467 is an equidigital number, since it uses as much as digits as its factorization.

28241690467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 28241690467 in words is "twenty-eight billion, two hundred forty-one million, six hundred ninety thousand, four hundred sixty-seven".