832640025646 has 192 divisors, whose sum is σ = 1642577868288. Its totient is φ = 312947712000.

The previous prime is 832640025643. The next prime is 832640025647. The reversal of 832640025646 is 646520046238.

It is a junction number, because it is equal to n+sod(n) for n = 832640025596 and 832640025605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (832640025643) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 101130346 + ... + 101138578.

It is an arithmetic number, because the mean of its divisors is an integer number (8555093064).

Almost surely, 2^832640025646 is an apocalyptic number.

832640025646 is a deficient number, since it is larger than the sum of its proper divisors (809937842642).

832640025646 is a wasteful number, since it uses less digits than its factorization.

832640025646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8379 (or 8368 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 832640025646 in words is "eight hundred thirty-two billion, six hundred forty million, twenty-five thousand, six hundred forty-six".