70061357329 has 2 divisors, whose sum is σ = 70061357330. Its totient is φ = 70061357328.

The previous prime is 70061357323. The next prime is 70061357341. The reversal of 70061357329 is 92375316007.

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., 38394443025 + 31666914304 = 195945^2 + 177952^2 .

It is a cyclic number.

It is not a de Polignac number, because 70061357329 - 2⁵ = 70061357297 is a prime.

It is not a weakly prime, because it can be changed into another prime (70061357323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35030678664 + 35030678665.

It is an arithmetic number, because the mean of its divisors is an integer number (35030678665).

Almost surely, 2^70061357329 is an apocalyptic number.

It is an amenable number.

70061357329 is a deficient number, since it is larger than the sum of its proper divisors (1).

70061357329 is an equidigital number, since it uses as much as digits as its factorization.

70061357329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 238140, while the sum is 43.

The spelling of 70061357329 in words is "seventy billion, sixty-one million, three hundred fifty-seven thousand, three hundred twenty-nine".