73106445307 has 8 divisors (see below), whose sum is σ = 83573186816. Its totient is φ = 62645444712.

The previous prime is 73106445281. The next prime is 73106445341. The reversal of 73106445307 is 70354460137.

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-73106445307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73106445307.

It is not an unprimeable number, because it can be changed into a prime (73106440307) 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, 1407903 + ... + 1458904.

It is an arithmetic number, because the mean of its divisors is an integer number (10446648352).

Almost surely, 2^73106445307 is an apocalyptic number.

73106445307 is a deficient number, since it is larger than the sum of its proper divisors (10466741509).

73106445307 is a wasteful number, since it uses less digits than its factorization.

73106445307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2870457.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 73106445307 in words is "seventy-three billion, one hundred six million, four hundred forty-five thousand, three hundred seven".