825343569650 has 24 divisors (see below), whose sum is σ = 1535705137524. Its totient is φ = 330015686400.

The previous prime is 825343569637. The next prime is 825343569671. The reversal of 825343569650 is 56965343528.

825343569650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 765357273409 + 59986296241 = 874847^2 + 244921^2 .

It is a super-2 number, since 2×825343569650² (a number of 25 digits) contains 22 as substring.

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, 2906531 + ... + 3177830.

Almost surely, 2^825343569650 is an apocalyptic number.

825343569650 is a deficient number, since it is larger than the sum of its proper divisors (710361567874).

825343569650 is a wasteful number, since it uses less digits than its factorization.

825343569650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6087086 (or 6087081 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 56.

The spelling of 825343569650 in words is "eight hundred twenty-five billion, three hundred forty-three million, five hundred sixty-nine thousand, six hundred fifty".