73414644145 has 16 divisors (see below), whose sum is σ = 89802603072. Its totient is φ = 57596086080.

The previous prime is 73414644067. The next prime is 73414644167. The reversal of 73414644145 is 54144641437.

It is not a de Polignac number, because 73414644145 - 2¹¹ = 73414642097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499714 + ... + 629716.

It is an arithmetic number, because the mean of its divisors is an integer number (5612662692).

Almost surely, 2^73414644145 is an apocalyptic number.

It is an amenable number.

73414644145 is a deficient number, since it is larger than the sum of its proper divisors (16387958927).

73414644145 is a wasteful number, since it uses less digits than its factorization.

73414644145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132192.

The product of its digits is 645120, while the sum is 43.

The spelling of 73414644145 in words is "seventy-three billion, four hundred fourteen million, six hundred forty-four thousand, one hundred forty-five".