70544044507 has 4 divisors (see below), whose sum is σ = 70549729056. Its totient is φ = 70538359960.

The previous prime is 70544044481. The next prime is 70544044513.

70544044507 is nontrivially palindromic in base 10.

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-70544044507 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 70544044507.

It is not an unprimeable number, because it can be changed into a prime (70544044537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2823619 + ... + 2848492.

It is an arithmetic number, because the mean of its divisors is an integer number (17637432264).

Almost surely, 2^70544044507 is an apocalyptic number.

70544044507 is a deficient number, since it is larger than the sum of its proper divisors (5684549).

70544044507 is a wasteful number, since it uses less digits than its factorization.

70544044507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5684548.

The product of its (nonzero) digits is 313600, while the sum is 40.

It can be divided in two parts, 705440 and 44507, that added together give a palindrome (749947).

The spelling of 70544044507 in words is "seventy billion, five hundred forty-four million, forty-four thousand, five hundred seven".