70344076669 has 2 divisors, whose sum is σ = 70344076670. Its totient is φ = 70344076668.

The previous prime is 70344076631. The next prime is 70344076717. The reversal of 70344076669 is 96667044307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57474308644 + 12869768025 = 239738^2 + 113445^2 .

It is a cyclic number.

It is not a de Polignac number, because 70344076669 - 2¹⁷ = 70343945597 is a prime.

It is a super-2 number, since 2×70344076669² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70344076469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35172038334 + 35172038335.

It is an arithmetic number, because the mean of its divisors is an integer number (35172038335).

Almost surely, 2^70344076669 is an apocalyptic number.

It is an amenable number.

70344076669 is a deficient number, since it is larger than the sum of its proper divisors (1).

70344076669 is an equidigital number, since it uses as much as digits as its factorization.

70344076669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 70344076669 in words is "seventy billion, three hundred forty-four million, seventy-six thousand, six hundred sixty-nine".