28553532767 has 2 divisors, whose sum is σ = 28553532768. Its totient is φ = 28553532766.

The previous prime is 28553532727. The next prime is 28553532817. The reversal of 28553532767 is 76723535582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28553532767 - 2⁶ = 28553532703 is a prime.

It is a super-2 number, since 2×28553532767² (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 (28553532727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14276766383 + 14276766384.

It is an arithmetic number, because the mean of its divisors is an integer number (14276766384).

Almost surely, 2^28553532767 is an apocalyptic number.

28553532767 is a deficient number, since it is larger than the sum of its proper divisors (1).

28553532767 is an equidigital number, since it uses as much as digits as its factorization.

28553532767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584000, while the sum is 53.

The spelling of 28553532767 in words is "twenty-eight billion, five hundred fifty-three million, five hundred thirty-two thousand, seven hundred sixty-seven".