670544240101 has 4 divisors (see below), whose sum is σ = 670546419712. Its totient is φ = 670542060492.

The previous prime is 670544240099. The next prime is 670544240143. The reversal of 670544240101 is 101042445076.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 670544240101 - 2¹ = 670544240099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670544280101) 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, 533775 + ... + 1275148.

It is an arithmetic number, because the mean of its divisors is an integer number (167636604928).

Almost surely, 2^670544240101 is an apocalyptic number.

It is an amenable number.

670544240101 is a deficient number, since it is larger than the sum of its proper divisors (2179611).

670544240101 is a wasteful number, since it uses less digits than its factorization.

670544240101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179610.

The product of its (nonzero) digits is 26880, while the sum is 34.

Adding to 670544240101 its reverse (101042445076), we get a palindrome (771586685177).

The spelling of 670544240101 in words is "six hundred seventy billion, five hundred forty-four million, two hundred forty thousand, one hundred one".