73116789827 has 4 divisors (see below), whose sum is σ = 73217363856. Its totient is φ = 73016215800.

The previous prime is 73116789821. The next prime is 73116789847. The reversal of 73116789827 is 72898761137.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 73116789827 - 2¹⁰ = 73116788803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73116789821) 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, 50285924 + ... + 50287377.

It is an arithmetic number, because the mean of its divisors is an integer number (18304340964).

Almost surely, 2^73116789827 is an apocalyptic number.

73116789827 is a deficient number, since it is larger than the sum of its proper divisors (100574029).

73116789827 is a wasteful number, since it uses less digits than its factorization.

73116789827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100574028.

The product of its digits is 7112448, while the sum is 59.

The spelling of 73116789827 in words is "seventy-three billion, one hundred sixteen million, seven hundred eighty-nine thousand, eight hundred twenty-seven".