28075097229733 has 2 divisors, whose sum is σ = 28075097229734. Its totient is φ = 28075097229732.

The previous prime is 28075097229617. The next prime is 28075097229827. The reversal of 28075097229733 is 33792279057082.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18726191700129 + 9348905529604 = 4327377^2 + 3057598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28075097229733 is a prime.

It is a super-2 number, since 2×28075097229733² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28075097221733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14037548614866 + 14037548614867.

It is an arithmetic number, because the mean of its divisors is an integer number (14037548614867).

Almost surely, 2^{28075097229733} is an apocalyptic number.

It is an amenable number.

28075097229733 is a deficient number, since it is larger than the sum of its proper divisors (1).

28075097229733 is an equidigital number, since it uses as much as digits as its factorization.

28075097229733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80015040, while the sum is 64.

The spelling of 28075097229733 in words is "twenty-eight trillion, seventy-five billion, ninety-seven million, two hundred twenty-nine thousand, seven hundred thirty-three".