15794781012833 has 2 divisors, whose sum is σ = 15794781012834. Its totient is φ = 15794781012832.

The previous prime is 15794781012817. The next prime is 15794781012893. The reversal of 15794781012833 is 33821018749751.

15794781012833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13621067192929 + 2173713819904 = 3690673^2 + 1474352^2 .

It is a cyclic number.

It is not a de Polignac number, because 15794781012833 - 2⁴ = 15794781012817 is a prime.

It is not a weakly prime, because it can be changed into another prime (15794781012893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7897390506416 + 7897390506417.

It is an arithmetic number, because the mean of its divisors is an integer number (7897390506417).

Almost surely, 2^{15794781012833} is an apocalyptic number.

It is an amenable number.

15794781012833 is a deficient number, since it is larger than the sum of its proper divisors (1).

15794781012833 is an equidigital number, since it uses as much as digits as its factorization.

15794781012833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 59.

The spelling of 15794781012833 in words is "fifteen trillion, seven hundred ninety-four billion, seven hundred eighty-one million, twelve thousand, eight hundred thirty-three".