70111036577 has 2 divisors, whose sum is σ = 70111036578. Its totient is φ = 70111036576.

The previous prime is 70111036543. The next prime is 70111036691. The reversal of 70111036577 is 77563011107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37539450001 + 32571586576 = 193751^2 + 180476^2 .

It is an emirp because it is prime and its reverse (77563011107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70111036577 - 2¹⁴ = 70111020193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70111036577.

It is not a weakly prime, because it can be changed into another prime (70111036517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35055518288 + 35055518289.

It is an arithmetic number, because the mean of its divisors is an integer number (35055518289).

Almost surely, 2^70111036577 is an apocalyptic number.

It is an amenable number.

70111036577 is a deficient number, since it is larger than the sum of its proper divisors (1).

70111036577 is an equidigital number, since it uses as much as digits as its factorization.

70111036577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30870, while the sum is 38.

The spelling of 70111036577 in words is "seventy billion, one hundred eleven million, thirty-six thousand, five hundred seventy-seven".