70715730999 has 8 divisors (see below), whose sum is σ = 94525143280. Its totient is φ = 47025069696.

The previous prime is 70715730973. The next prime is 70715731057. The reversal of 70715730999 is 99903751707.

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

It is not a de Polignac number, because 70715730999 - 2⁹ = 70715730487 is a prime.

It is a super-2 number, since 2×70715730999² (a number of 23 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 (70715730199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29686354 + ... + 29688735.

It is an arithmetic number, because the mean of its divisors is an integer number (11815642910).

Almost surely, 2^70715730999 is an apocalyptic number.

70715730999 is a deficient number, since it is larger than the sum of its proper divisors (23809412281).

70715730999 is a wasteful number, since it uses less digits than its factorization.

70715730999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59375489.

The product of its (nonzero) digits is 3750705, while the sum is 57.

The spelling of 70715730999 in words is "seventy billion, seven hundred fifteen million, seven hundred thirty thousand, nine hundred ninety-nine".