73009664315 has 8 divisors (see below), whose sum is σ = 100127539680. Its totient is φ = 50063769792.

The previous prime is 73009664281. The next prime is 73009664333. The reversal of 73009664315 is 51346690037.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73009664315 is a prime.

It is a super-2 number, since 2×73009664315² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042995170 + ... + 1042995239.

It is an arithmetic number, because the mean of its divisors is an integer number (12515942460).

Almost surely, 2^73009664315 is an apocalyptic number.

73009664315 is a deficient number, since it is larger than the sum of its proper divisors (27117875365).

73009664315 is a wasteful number, since it uses less digits than its factorization.

73009664315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085990421.

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 73009664315 in words is "seventy-three billion, nine million, six hundred sixty-four thousand, three hundred fifteen".