617666673232 has 40 divisors (see below), whose sum is σ = 1367795888000. Its totient is φ = 264693889152.

The previous prime is 617666673193. The next prime is 617666673293. The reversal of 617666673232 is 232376666716.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294894 + ... + 1706482.

It is an arithmetic number, because the mean of its divisors is an integer number (34194897200).

Almost surely, 2^617666673232 is an apocalyptic number.

It is an amenable number.

617666673232 is an abundant number, since it is smaller than the sum of its proper divisors (750129214768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

617666673232 is a wasteful number, since it uses less digits than its factorization.

617666673232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425003 (or 424997 counting only the distinct ones).

The product of its digits is 13716864, while the sum is 55.

The spelling of 617666673232 in words is "six hundred seventeen billion, six hundred sixty-six million, six hundred seventy-three thousand, two hundred thirty-two".