6173216440 has 32 divisors (see below), whose sum is σ = 13941396000. Its totient is φ = 2460102784.

The previous prime is 6173216437. The next prime is 6173216449. The reversal of 6173216440 is 446123716.

It is a junction number, because it is equal to n+sod(n) for n = 6173216396 and 6173216405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6173216449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276100 + ... + 297619.

It is an arithmetic number, because the mean of its divisors is an integer number (435668625).

Almost surely, 2^6173216440 is an apocalyptic number.

It is an amenable number.

6173216440 is an abundant number, since it is smaller than the sum of its proper divisors (7768179560).

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

6173216440 is a wasteful number, since it uses less digits than its factorization.

6173216440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573999 (or 573995 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 6173216440 is about 78569.8188874074. The cubic root of 6173216440 is about 1834.4413646460.

The spelling of 6173216440 in words is "six billion, one hundred seventy-three million, two hundred sixteen thousand, four hundred forty".