28150360780793 has 2 divisors, whose sum is σ = 28150360780794. Its totient is φ = 28150360780792.

The previous prime is 28150360780769. The next prime is 28150360780811. The reversal of 28150360780793 is 39708706305182.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27716518563904 + 433842216889 = 5264648^2 + 658667^2 .

It is a cyclic number.

It is not a de Polignac number, because 28150360780793 - 2⁴⁴ = 10558174736377 is a prime.

It is not a weakly prime, because it can be changed into another prime (28150360780733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14075180390396 + 14075180390397.

It is an arithmetic number, because the mean of its divisors is an integer number (14075180390397).

Almost surely, 2^{28150360780793} is an apocalyptic number.

It is an amenable number.

28150360780793 is a deficient number, since it is larger than the sum of its proper divisors (1).

28150360780793 is an equidigital number, since it uses as much as digits as its factorization.

28150360780793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15240960, while the sum is 59.

The spelling of 28150360780793 in words is "twenty-eight trillion, one hundred fifty billion, three hundred sixty million, seven hundred eighty thousand, seven hundred ninety-three".