70702712508473 has 2 divisors, whose sum is σ = 70702712508474. Its totient is φ = 70702712508472.

The previous prime is 70702712508383. The next prime is 70702712508551. The reversal of 70702712508473 is 37480521720707.

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., 70127007910969 + 575704597504 = 8374187^2 + 758752^2 .

It is a cyclic number.

It is not a de Polignac number, because 70702712508473 - 2¹⁶ = 70702712442937 is a prime.

It is not a weakly prime, because it can be changed into another prime (70702715508473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35351356254236 + 35351356254237.

It is an arithmetic number, because the mean of its divisors is an integer number (35351356254237).

Almost surely, 2^{70702712508473} is an apocalyptic number.

It is an amenable number.

70702712508473 is a deficient number, since it is larger than the sum of its proper divisors (1).

70702712508473 is an equidigital number, since it uses as much as digits as its factorization.

70702712508473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4609920, while the sum is 53.

The spelling of 70702712508473 in words is "seventy trillion, seven hundred two billion, seven hundred twelve million, five hundred eight thousand, four hundred seventy-three".