670148189411 has 4 divisors (see below), whose sum is σ = 672567497232. Its totient is φ = 667728881592.

The previous prime is 670148189357. The next prime is 670148189467. The reversal of 670148189411 is 114981841076.

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

It is a cyclic number.

It is not a de Polignac number, because 670148189411 - 2¹⁴ = 670148173027 is a prime.

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 670148189411.

It is not an unprimeable number, because it can be changed into a prime (670148189611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1209653495 + ... + 1209654048.

It is an arithmetic number, because the mean of its divisors is an integer number (168141874308).

Almost surely, 2^670148189411 is an apocalyptic number.

670148189411 is a deficient number, since it is larger than the sum of its proper divisors (2419307821).

670148189411 is a wasteful number, since it uses less digits than its factorization.

670148189411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419307820.

The product of its (nonzero) digits is 387072, while the sum is 50.

The spelling of 670148189411 in words is "six hundred seventy billion, one hundred forty-eight million, one hundred eighty-nine thousand, four hundred eleven".