670587832321 has 12 divisors (see below), whose sum is σ = 743981139216. Its totient is φ = 603927857720.

The previous prime is 670587832319. The next prime is 670587832351. The reversal of 670587832321 is 123238785076.

It is not a de Polignac number, because 670587832321 - 2¹ = 670587832319 is a prime.

It is a super-2 number, since 2×670587832321² (a number of 24 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670587832351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25884475 + ... + 25910368.

It is an arithmetic number, because the mean of its divisors is an integer number (61998428268).

Almost surely, 2^670587832321 is an apocalyptic number.

It is an amenable number.

670587832321 is a deficient number, since it is larger than the sum of its proper divisors (73393306895).

670587832321 is a wasteful number, since it uses less digits than its factorization.

670587832321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51794972 (or 51794961 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 670587832321 in words is "six hundred seventy billion, five hundred eighty-seven million, eight hundred thirty-two thousand, three hundred twenty-one".