798251115601 has 3 divisors (see below), whose sum is σ = 798252009051. Its totient is φ = 798250222152.

The previous prime is 798251115587. The next prime is 798251115671. The reversal of 798251115601 is 106511152897.

The square root of 798251115601 is 893449.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 452930346001 + 345320769600 = 673001^2 + 587640^2 .

It is not a de Polignac number, because 798251115601 - 2³³ = 789661181009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798251115671) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 446725 + ... + 1340173.

It is an arithmetic number, because the mean of its divisors is an integer number (266084003017).

Almost surely, 2^798251115601 is an apocalyptic number.

798251115601 is the 893449-th square number.

798251115601 is the 446725-th centered octagonal number.

It is an amenable number.

798251115601 is a deficient number, since it is larger than the sum of its proper divisors (893450).

798251115601 is an frugal number, since it uses more digits than its factorization.

798251115601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786898 (or 893449 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 46.

The spelling of 798251115601 in words is "seven hundred ninety-eight billion, two hundred fifty-one million, one hundred fifteen thousand, six hundred one".