70117405613 has 4 divisors (see below), whose sum is σ = 70621847520. Its totient is φ = 69612963708.

The previous prime is 70117405549. The next prime is 70117405651. The reversal of 70117405613 is 31650471107.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70117405613 - 2⁶ = 70117405549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70117405013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252220745 + ... + 252221022.

It is an arithmetic number, because the mean of its divisors is an integer number (17655461880).

Almost surely, 2^70117405613 is an apocalyptic number.

It is an amenable number.

70117405613 is a deficient number, since it is larger than the sum of its proper divisors (504441907).

70117405613 is a wasteful number, since it uses less digits than its factorization.

70117405613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504441906.

The product of its (nonzero) digits is 17640, while the sum is 35.

The spelling of 70117405613 in words is "seventy billion, one hundred seventeen million, four hundred five thousand, six hundred thirteen".