626798265828 has 48 divisors (see below), whose sum is σ = 1759433733120. Its totient is φ = 169659680544.

The previous prime is 626798265817. The next prime is 626798265829. The reversal of 626798265828 is 828562897626.

It is not an unprimeable number, because it can be changed into a prime (626798265829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196363776 + ... + 196366967.

It is an arithmetic number, because the mean of its divisors is an integer number (36654869440).

Almost surely, 2^626798265828 is an apocalyptic number.

It is an amenable number.

626798265828 is an abundant number, since it is smaller than the sum of its proper divisors (1132635467292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

626798265828 is a wasteful number, since it uses less digits than its factorization.

626798265828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392730776 (or 392730774 counting only the distinct ones).

The product of its digits is 278691840, while the sum is 69.

The spelling of 626798265828 in words is "six hundred twenty-six billion, seven hundred ninety-eight million, two hundred sixty-five thousand, eight hundred twenty-eight".