670411040671 has 4 divisors (see below), whose sum is σ = 670838873152. Its totient is φ = 669983208192.

The previous prime is 670411040657. The next prime is 670411040699. The reversal of 670411040671 is 176040114076.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670411040671 is a prime.

It is a super-2 number, since 2×670411040671² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 670411040671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670411080671) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 213913890 + ... + 213917023.

It is an arithmetic number, because the mean of its divisors is an integer number (167709718288).

Almost surely, 2^670411040671 is an apocalyptic number.

670411040671 is a deficient number, since it is larger than the sum of its proper divisors (427832481).

670411040671 is a wasteful number, since it uses less digits than its factorization.

670411040671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427832480.

The product of its (nonzero) digits is 28224, while the sum is 37.

The spelling of 670411040671 in words is "six hundred seventy billion, four hundred eleven million, forty thousand, six hundred seventy-one".