825528007346 has 12 divisors (see below), whose sum is σ = 1440462135438. Its totient is φ = 353797717392.

The previous prime is 825528007333. The next prime is 825528007363. The reversal of 825528007346 is 643700825528.

It can be written as a sum of positive squares in only one way, i.e., 424959268321 + 400568739025 = 651889^2 + 632905^2 .

It is a junction number, because it is equal to n+sod(n) for n = 825528007294 and 825528007303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4211877491 + ... + 4211877686.

Almost surely, 2^825528007346 is an apocalyptic number.

825528007346 is a deficient number, since it is larger than the sum of its proper divisors (614934128092).

825528007346 is a wasteful number, since it uses less digits than its factorization.

825528007346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8423755193 (or 8423755186 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 825528007346 in words is "eight hundred twenty-five billion, five hundred twenty-eight million, seven thousand, three hundred forty-six".