28923951743 has 2 divisors, whose sum is σ = 28923951744. Its totient is φ = 28923951742.

The previous prime is 28923951739. The next prime is 28923951751. The reversal of 28923951743 is 34715932982.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28923951743 - 2² = 28923951739 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28923951443) 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, 14461975871 + 14461975872.

It is an arithmetic number, because the mean of its divisors is an integer number (14461975872).

Almost surely, 2^28923951743 is an apocalyptic number.

28923951743 is a deficient number, since it is larger than the sum of its proper divisors (1).

28923951743 is an equidigital number, since it uses as much as digits as its factorization.

28923951743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 53.

The spelling of 28923951743 in words is "twenty-eight billion, nine hundred twenty-three million, nine hundred fifty-one thousand, seven hundred forty-three".