73366826947 has 16 divisors (see below), whose sum is σ = 75906957312. Its totient is φ = 70837781760.

The previous prime is 73366826893. The next prime is 73366826959. The reversal of 73366826947 is 74962866337.

It is a cyclic number.

It is not a de Polignac number, because 73366826947 - 2¹¹ = 73366824899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73366826047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43232403 + ... + 43234099.

It is an arithmetic number, because the mean of its divisors is an integer number (4744184832).

Almost surely, 2^73366826947 is an apocalyptic number.

73366826947 is a deficient number, since it is larger than the sum of its proper divisors (2540130365).

73366826947 is a wasteful number, since it uses less digits than its factorization.

73366826947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098.

The product of its digits is 54867456, while the sum is 61.

The spelling of 73366826947 in words is "seventy-three billion, three hundred sixty-six million, eight hundred twenty-six thousand, nine hundred forty-seven".