670124565211 has 4 divisors (see below), whose sum is σ = 670904687800. Its totient is φ = 669344442624.

The previous prime is 670124565191. The next prime is 670124565239. The reversal of 670124565211 is 112565421076.

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 670124565211 - 2¹³ = 670124557019 is a prime.

It is a super-4 number, since 4×670124565211⁴ (a number of 48 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670124565251) 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, 390060006 + ... + 390061723.

It is an arithmetic number, because the mean of its divisors is an integer number (167726171950).

Almost surely, 2^670124565211 is an apocalyptic number.

670124565211 is a deficient number, since it is larger than the sum of its proper divisors (780122589).

670124565211 is an equidigital number, since it uses as much as digits as its factorization.

670124565211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780122588.

The product of its (nonzero) digits is 100800, while the sum is 40.

Adding to 670124565211 its reverse (112565421076), we get a palindrome (782689986287).

The spelling of 670124565211 in words is "six hundred seventy billion, one hundred twenty-four million, five hundred sixty-five thousand, two hundred eleven".