715008730073 has 4 divisors (see below), whose sum is σ = 780009523728. Its totient is φ = 650007936420.

The previous prime is 715008730067. The next prime is 715008730091. The reversal of 715008730073 is 370037800517.

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 715008730073 - 2²² = 715004535769 is a prime.

It is a super-2 number, since 2×715008730073² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 715008730073.

It is not an unprimeable number, because it can be changed into a prime (715008730013) 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, 32500396811 + ... + 32500396832.

It is an arithmetic number, because the mean of its divisors is an integer number (195002380932).

Almost surely, 2^715008730073 is an apocalyptic number.

It is an amenable number.

715008730073 is a deficient number, since it is larger than the sum of its proper divisors (65000793655).

715008730073 is a wasteful number, since it uses less digits than its factorization.

715008730073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65000793654.

The product of its (nonzero) digits is 123480, while the sum is 41.

The spelling of 715008730073 in words is "seven hundred fifteen billion, eight million, seven hundred thirty thousand, seventy-three".