70172362500029 has 2 divisors, whose sum is σ = 70172362500030. Its totient is φ = 70172362500028.

The previous prime is 70172362500001. The next prime is 70172362500047. The reversal of 70172362500029 is 92000526327107.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66929579102500 + 3242783397529 = 8181050^2 + 1800773^2 .

It is a cyclic number.

It is not a de Polignac number, because 70172362500029 - 2²⁰ = 70172361451453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70172362500529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35086181250014 + 35086181250015.

It is an arithmetic number, because the mean of its divisors is an integer number (35086181250015).

Almost surely, 2^{70172362500029} is an apocalyptic number.

It is an amenable number.

70172362500029 is a deficient number, since it is larger than the sum of its proper divisors (1).

70172362500029 is an equidigital number, since it uses as much as digits as its factorization.

70172362500029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 70172362500029 in words is "seventy trillion, one hundred seventy-two billion, three hundred sixty-two million, five hundred thousand, twenty-nine".