70611605089 has 2 divisors, whose sum is σ = 70611605090. Its totient is φ = 70611605088.

The previous prime is 70611605063. The next prime is 70611605137. The reversal of 70611605089 is 98050611607.

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., 59784162064 + 10827443025 = 244508^2 + 104055^2 .

It is a cyclic number.

It is not a de Polignac number, because 70611605089 - 2¹³ = 70611596897 is a prime.

It is not a weakly prime, because it can be changed into another prime (70611605689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35305802544 + 35305802545.

It is an arithmetic number, because the mean of its divisors is an integer number (35305802545).

Almost surely, 2^70611605089 is an apocalyptic number.

It is an amenable number.

70611605089 is a deficient number, since it is larger than the sum of its proper divisors (1).

70611605089 is an equidigital number, since it uses as much as digits as its factorization.

70611605089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 70611605089 in words is "seventy billion, six hundred eleven million, six hundred five thousand, eighty-nine".