670134543771 has 48 divisors (see below), whose sum is σ = 1149852941568. Its totient is φ = 343218657600.

The previous prime is 670134543769. The next prime is 670134543781. The reversal of 670134543771 is 177345431076.

It is not a de Polignac number, because 670134543771 - 2¹ = 670134543769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 670134543771.

It is not an unprimeable number, because it can be changed into a prime (670134543721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2803720 + ... + 3033333.

It is an arithmetic number, because the mean of its divisors is an integer number (23955269616).

Almost surely, 2^670134543771 is an apocalyptic number.

670134543771 is a deficient number, since it is larger than the sum of its proper divisors (479718397797).

670134543771 is a wasteful number, since it uses less digits than its factorization.

670134543771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5837152 (or 5837145 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 48.

The spelling of 670134543771 in words is "six hundred seventy billion, one hundred thirty-four million, five hundred forty-three thousand, seven hundred seventy-one".