670201737217 has 12 divisors (see below), whose sum is σ = 749415170320. Its totient is φ = 597579253056.

The previous prime is 670201737197. The next prime is 670201737253. The reversal of 670201737217 is 712737102076.

It is not a de Polignac number, because 670201737217 - 2⁷ = 670201737089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670201737817) 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, 61021803 + ... + 61032784.

Almost surely, 2^670201737217 is an apocalyptic number.

It is an amenable number.

670201737217 is a deficient number, since it is larger than the sum of its proper divisors (79213433103).

670201737217 is a wasteful number, since it uses less digits than its factorization.

670201737217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122054640 (or 122054623 counting only the distinct ones).

The product of its (nonzero) digits is 172872, while the sum is 43.

The spelling of 670201737217 in words is "six hundred seventy billion, two hundred one million, seven hundred thirty-seven thousand, two hundred seventeen".