825326805898 has 48 divisors (see below), whose sum is σ = 1517451865920. Its totient is φ = 334753461504.

The previous prime is 825326805871. The next prime is 825326805911. The reversal of 825326805898 is 898508623528.

It is a happy number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1604890 + ... + 2055802.

It is an arithmetic number, because the mean of its divisors is an integer number (31613580540).

Almost surely, 2^825326805898 is an apocalyptic number.

825326805898 is a deficient number, since it is larger than the sum of its proper divisors (692125060022).

825326805898 is a wasteful number, since it uses less digits than its factorization.

825326805898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451931 (or 451924 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 64.

The spelling of 825326805898 in words is "eight hundred twenty-five billion, three hundred twenty-six million, eight hundred five thousand, eight hundred ninety-eight".