70737400000669 has 2 divisors, whose sum is σ = 70737400000670. Its totient is φ = 70737400000668.

The previous prime is 70737400000609. The next prime is 70737400000739. The reversal of 70737400000669 is 96600000473707.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55964792445444 + 14772607555225 = 7480962^2 + 3843515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70737400000669 is a prime.

It is a super-3 number, since 3×70737400000669³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70737400000609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35368700000334 + 35368700000335.

It is an arithmetic number, because the mean of its divisors is an integer number (35368700000335).

Almost surely, 2^{70737400000669} is an apocalyptic number.

It is an amenable number.

70737400000669 is a deficient number, since it is larger than the sum of its proper divisors (1).

70737400000669 is an equidigital number, since it uses as much as digits as its factorization.

70737400000669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 49.

The spelling of 70737400000669 in words is "seventy trillion, seven hundred thirty-seven billion, four hundred million, six hundred sixty-nine", and thus it is an aban number.