9043825073661 has 48 divisors (see below), whose sum is σ = 15214771278720. Its totient is φ = 5069194565760.

The previous prime is 9043825073639. The next prime is 9043825073681. The reversal of 9043825073661 is 1663705283409.

9043825073661 is a `hidden beast` number, since 9 + 0 + 43 + 8 + 2 + 507 + 36 + 61 = 666.

It is not a de Polignac number, because 9043825073661 - 2⁶ = 9043825073597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9043825073598 and 9043825073607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9043825073681) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13909650 + ... + 14545308.

It is an arithmetic number, because the mean of its divisors is an integer number (316974401640).

It is a 1-persistent number, because it is pandigital, but 2⋅9043825073661 = 18087650147322 is not.

Almost surely, 2^{9043825073661} is an apocalyptic number.

It is an amenable number.

9043825073661 is a deficient number, since it is larger than the sum of its proper divisors (6170946205059).

9043825073661 is a wasteful number, since it uses less digits than its factorization.

9043825073661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639986 (or 639983 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 9043825073661 in words is "nine trillion, forty-three billion, eight hundred twenty-five million, seventy-three thousand, six hundred sixty-one".