70315724769 has 8 divisors (see below), whose sum is σ = 93758329152. Its totient is φ = 46875135120.

The previous prime is 70315724737. The next prime is 70315724771. The reversal of 70315724769 is 96742751307.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70315724769 - 2⁵ = 70315724737 is a prime.

It is a super-2 number, since 2×70315724769² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (70315724779) 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 7 ways as a sum of consecutive naturals, for example, 420274 + ... + 563259.

It is an arithmetic number, because the mean of its divisors is an integer number (11719791144).

Almost surely, 2^70315724769 is an apocalyptic number.

It is an amenable number.

70315724769 is a deficient number, since it is larger than the sum of its proper divisors (23442604383).

70315724769 is a wasteful number, since it uses less digits than its factorization.

70315724769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007367.

The product of its (nonzero) digits is 2222640, while the sum is 51.

The spelling of 70315724769 in words is "seventy billion, three hundred fifteen million, seven hundred twenty-four thousand, seven hundred sixty-nine".