70435853407 has 4 divisors (see below), whose sum is σ = 73498281840. Its totient is φ = 67373424976.

The previous prime is 70435853351. The next prime is 70435853419.

It is a happy number.

70435853407 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 70435853407 - 2¹¹ = 70435851359 is a prime.

It is a super-2 number, since 2×70435853407² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70435853447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1531214182 + ... + 1531214227.

It is an arithmetic number, because the mean of its divisors is an integer number (18374570460).

Almost surely, 2^70435853407 is an apocalyptic number.

70435853407 is a deficient number, since it is larger than the sum of its proper divisors (3062428433).

70435853407 is a wasteful number, since it uses less digits than its factorization.

70435853407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062428432.

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 70435853407 in words is "seventy billion, four hundred thirty-five million, eight hundred fifty-three thousand, four hundred seven".