28695424743 has 10 divisors (see below), whose sum is σ = 42866004984. Its totient is φ = 19130283108.

The previous prime is 28695424733. The next prime is 28695424757. The reversal of 28695424743 is 34742459682.

It is a happy number.

28695424743 is a `hidden beast` number, since 2 + 86 + 95 + 4 + 2 + 474 + 3 = 666.

It is not a de Polignac number, because 28695424743 - 2¹⁸ = 28695162599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28695424743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28695424733) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 177132171 + ... + 177132332.

Almost surely, 2^28695424743 is an apocalyptic number.

28695424743 is a deficient number, since it is larger than the sum of its proper divisors (14170580241).

28695424743 is an equidigital number, since it uses as much as digits as its factorization.

28695424743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354264515 (or 354264506 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 28695424743 in words is "twenty-eight billion, six hundred ninety-five million, four hundred twenty-four thousand, seven hundred forty-three".