70935508013 has 4 divisors (see below), whose sum is σ = 70937720700. Its totient is φ = 70933295328.

The previous prime is 70935508003. The next prime is 70935508019. The reversal of 70935508013 is 31080553907.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2342850409 + 68592657604 = 48403^2 + 261902^2 .

It is a cyclic number.

It is not a de Polignac number, because 70935508013 - 2¹⁰ = 70935506989 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 (70935508019) 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, 1057538 + ... + 1122611.

It is an arithmetic number, because the mean of its divisors is an integer number (17734430175).

Almost surely, 2^70935508013 is an apocalyptic number.

It is an amenable number.

70935508013 is a deficient number, since it is larger than the sum of its proper divisors (2212687).

70935508013 is a wasteful number, since it uses less digits than its factorization.

70935508013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212686.

The product of its (nonzero) digits is 113400, while the sum is 41.

The spelling of 70935508013 in words is "seventy billion, nine hundred thirty-five million, five hundred eight thousand, thirteen".