798884121025 has 12 divisors (see below), whose sum is σ = 991918063404. Its totient is φ = 638267456000.

The previous prime is 798884121017. The next prime is 798884121043. The reversal of 798884121025 is 520121488897.

It can be written as a sum of positive squares in 6 ways, for example, as 52044209424 + 746839911601 = 228132^2 + 864199^2 .

It is not a de Polignac number, because 798884121025 - 2³ = 798884121017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20976616 + ... + 21014665.

It is an arithmetic number, because the mean of its divisors is an integer number (82659838617).

Almost surely, 2^798884121025 is an apocalyptic number.

It is an amenable number.

798884121025 is a deficient number, since it is larger than the sum of its proper divisors (193033942379).

798884121025 is a wasteful number, since it uses less digits than its factorization.

798884121025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41992052 (or 41992047 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 55.

The spelling of 798884121025 in words is "seven hundred ninety-eight billion, eight hundred eighty-four million, one hundred twenty-one thousand, twenty-five".