70440910667 has 2 divisors, whose sum is σ = 70440910668. Its totient is φ = 70440910666.

The previous prime is 70440910619. The next prime is 70440910703. The reversal of 70440910667 is 76601904407.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70440910667 - 2¹⁶ = 70440845131 is a prime.

It is not a weakly prime, because it can be changed into another prime (70440910567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35220455333 + 35220455334.

It is an arithmetic number, because the mean of its divisors is an integer number (35220455334).

Almost surely, 2^70440910667 is an apocalyptic number.

70440910667 is a deficient number, since it is larger than the sum of its proper divisors (1).

70440910667 is an equidigital number, since it uses as much as digits as its factorization.

70440910667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 70440910667 in words is "seventy billion, four hundred forty million, nine hundred ten thousand, six hundred sixty-seven".