70641170711 has 4 divisors (see below), whose sum is σ = 74796533712. Its totient is φ = 66485807712.

The previous prime is 70641170693. The next prime is 70641170753. The reversal of 70641170711 is 11707114607.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11707114607 = 163 ⋅71822789.

It is a cyclic number.

It is not a de Polignac number, because 70641170711 - 2²² = 70636976407 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 (70641170111) 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, 2077681475 + ... + 2077681508.

It is an arithmetic number, because the mean of its divisors is an integer number (18699133428).

Almost surely, 2^70641170711 is an apocalyptic number.

70641170711 is a deficient number, since it is larger than the sum of its proper divisors (4155363001).

70641170711 is a wasteful number, since it uses less digits than its factorization.

70641170711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4155363000.

The product of its (nonzero) digits is 8232, while the sum is 35.

The spelling of 70641170711 in words is "seventy billion, six hundred forty-one million, one hundred seventy thousand, seven hundred eleven".