70471617407 has 4 divisors (see below), whose sum is σ = 70622520696. Its totient is φ = 70320714120.

The previous prime is 70471617379. The next prime is 70471617413.

70471617407 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-70471617407 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 (70471617107) 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, 75450944 + ... + 75451877.

It is an arithmetic number, because the mean of its divisors is an integer number (17655630174).

Almost surely, 2^70471617407 is an apocalyptic number.

70471617407 is a deficient number, since it is larger than the sum of its proper divisors (150903289).

70471617407 is a wasteful number, since it uses less digits than its factorization.

70471617407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150903288.

The product of its (nonzero) digits is 230496, while the sum is 44.

The spelling of 70471617407 in words is "seventy billion, four hundred seventy-one million, six hundred seventeen thousand, four hundred seven".