70320074571 has 6 divisors (see below), whose sum is σ = 101573441060. Its totient is φ = 46880049708.

The previous prime is 70320074569. The next prime is 70320074599. The reversal of 70320074571 is 17547002307.

It is not a de Polignac number, because 70320074571 - 2¹ = 70320074569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70320074501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3906670801 + ... + 3906670818.

Almost surely, 2^70320074571 is an apocalyptic number.

70320074571 is a deficient number, since it is larger than the sum of its proper divisors (31253366489).

70320074571 is a wasteful number, since it uses less digits than its factorization.

70320074571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7813341625 (or 7813341622 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

Adding to 70320074571 its reverse (17547002307), we get a palindrome (87867076878).

The spelling of 70320074571 in words is "seventy billion, three hundred twenty million, seventy-four thousand, five hundred seventy-one".