70006736677 has 2 divisors, whose sum is σ = 70006736678. Its totient is φ = 70006736676.

The previous prime is 70006736671. The next prime is 70006736741. The reversal of 70006736677 is 77663760007.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58408739041 + 11597997636 = 241679^2 + 107694^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70006736677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70006736677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70006736671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35003368338 + 35003368339.

It is an arithmetic number, because the mean of its divisors is an integer number (35003368339).

Almost surely, 2^70006736677 is an apocalyptic number.

It is an amenable number.

70006736677 is a deficient number, since it is larger than the sum of its proper divisors (1).

70006736677 is an equidigital number, since it uses as much as digits as its factorization.

70006736677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555848, while the sum is 49.

The spelling of 70006736677 in words is "seventy billion, six million, seven hundred thirty-six thousand, six hundred seventy-seven".