28964523751 has 2 divisors, whose sum is σ = 28964523752. Its totient is φ = 28964523750.

The previous prime is 28964523719. The next prime is 28964523793. The reversal of 28964523751 is 15732546982.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28964523751 - 2⁵ = 28964523719 is a prime.

It is a super-2 number, since 2×28964523751² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28964523701) 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 as a sum of consecutive naturals, namely, 14482261875 + 14482261876.

It is an arithmetic number, because the mean of its divisors is an integer number (14482261876).

Almost surely, 2^28964523751 is an apocalyptic number.

28964523751 is a deficient number, since it is larger than the sum of its proper divisors (1).

28964523751 is an equidigital number, since it uses as much as digits as its factorization.

28964523751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3628800, while the sum is 52.

The spelling of 28964523751 in words is "twenty-eight billion, nine hundred sixty-four million, five hundred twenty-three thousand, seven hundred fifty-one".