70127816811 has 32 divisors (see below), whose sum is σ = 102241966848. Its totient is φ = 42493714560.

The previous prime is 70127816807. The next prime is 70127816831. The reversal of 70127816811 is 11861872107.

It is not a de Polignac number, because 70127816811 - 2² = 70127816807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70127816831) 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 31 ways as a sum of consecutive naturals, for example, 9055401 + ... + 9063141.

It is an arithmetic number, because the mean of its divisors is an integer number (3195061464).

Almost surely, 2^70127816811 is an apocalyptic number.

70127816811 is a deficient number, since it is larger than the sum of its proper divisors (32114150037).

70127816811 is a wasteful number, since it uses less digits than its factorization.

70127816811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11291.

The product of its (nonzero) digits is 37632, while the sum is 42.

The spelling of 70127816811 in words is "seventy billion, one hundred twenty-seven million, eight hundred sixteen thousand, eight hundred eleven".