70321163611 has 8 divisors (see below), whose sum is σ = 71634911040. Its totient is φ = 69011478408.

The previous prime is 70321163599. The next prime is 70321163617. The reversal of 70321163611 is 11636112307.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70321163611 - 2⁷ = 70321163483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70321163617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980601 + ... + 1049866.

It is an arithmetic number, because the mean of its divisors is an integer number (8954363880).

Almost surely, 2^70321163611 is an apocalyptic number.

70321163611 is a deficient number, since it is larger than the sum of its proper divisors (1313747429).

70321163611 is a wasteful number, since it uses less digits than its factorization.

70321163611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031113.

The product of its (nonzero) digits is 4536, while the sum is 31.

Adding to 70321163611 its reverse (11636112307), we get a palindrome (81957275918).

The spelling of 70321163611 in words is "seventy billion, three hundred twenty-one million, one hundred sixty-three thousand, six hundred eleven".