28850799815407 has 2 divisors, whose sum is σ = 28850799815408. Its totient is φ = 28850799815406.

The previous prime is 28850799815323. The next prime is 28850799815417. The reversal of 28850799815407 is 70451899705882.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28850799815407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28850799815407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28850799815417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14425399907703 + 14425399907704.

It is an arithmetic number, because the mean of its divisors is an integer number (14425399907704).

Almost surely, 2^{28850799815407} is an apocalyptic number.

28850799815407 is a deficient number, since it is larger than the sum of its proper divisors (1).

28850799815407 is an equidigital number, since it uses as much as digits as its factorization.

28850799815407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 406425600, while the sum is 73.

The spelling of 28850799815407 in words is "twenty-eight trillion, eight hundred fifty billion, seven hundred ninety-nine million, eight hundred fifteen thousand, four hundred seven".