70662120577 has 2 divisors, whose sum is σ = 70662120578. Its totient is φ = 70662120576.

The previous prime is 70662120569. The next prime is 70662120611. The reversal of 70662120577 is 77502126607.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70598615616 + 63504961 = 265704^2 + 7969^2 .

It is a cyclic number.

It is not a de Polignac number, because 70662120577 - 2³ = 70662120569 is a prime.

It is not a weakly prime, because it can be changed into another prime (70662120527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35331060288 + 35331060289.

It is an arithmetic number, because the mean of its divisors is an integer number (35331060289).

Almost surely, 2^70662120577 is an apocalyptic number.

It is an amenable number.

70662120577 is a deficient number, since it is larger than the sum of its proper divisors (1).

70662120577 is an equidigital number, since it uses as much as digits as its factorization.

70662120577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 246960, while the sum is 43.

The spelling of 70662120577 in words is "seventy billion, six hundred sixty-two million, one hundred twenty thousand, five hundred seventy-seven".