670109555232 has 480 divisors, whose sum is σ = 2146351882752. Its totient is φ = 203875024896.

The previous prime is 670109555191. The next prime is 670109555233. The reversal of 670109555232 is 232555901076.

670109555232 is a `hidden beast` number, since 6 + 7 + 0 + 1 + 0 + 95 + 552 + 3 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (670109555233) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1931151283 + ... + 1931151629.

Almost surely, 2^670109555232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670109555232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1073175941376).

670109555232 is an abundant number, since it is smaller than the sum of its proper divisors (1476242327520).

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

670109555232 is a wasteful number, since it uses less digits than its factorization.

670109555232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862 (or 845 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The spelling of 670109555232 in words is "six hundred seventy billion, one hundred nine million, five hundred fifty-five thousand, two hundred thirty-two".