28662751935453 has 4 divisors (see below), whose sum is σ = 38217002580608. Its totient is φ = 19108501290300.

The previous prime is 28662751935443. The next prime is 28662751935457. The reversal of 28662751935453 is 35453915726682.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 28662751935453 - 2⁵ = 28662751935421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28662751935457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4777125322573 + ... + 4777125322578.

It is an arithmetic number, because the mean of its divisors is an integer number (9554250645152).

Almost surely, 2^{28662751935453} is an apocalyptic number.

It is an amenable number.

28662751935453 is a deficient number, since it is larger than the sum of its proper divisors (9554250645155).

28662751935453 is an equidigital number, since it uses as much as digits as its factorization.

28662751935453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9554250645154.

The product of its digits is 326592000, while the sum is 66.

The spelling of 28662751935453 in words is "twenty-eight trillion, six hundred sixty-two billion, seven hundred fifty-one million, nine hundred thirty-five thousand, four hundred fifty-three".