73688682271 has 4 divisors (see below), whose sum is σ = 74037917944. Its totient is φ = 73339446600.

The previous prime is 73688682251. The next prime is 73688682283. The reversal of 73688682271 is 17228688637.

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 73688682271 - 2¹⁷ = 73688551199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73688682251) 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, 174617520 + ... + 174617941.

It is an arithmetic number, because the mean of its divisors is an integer number (18509479486).

Almost surely, 2^73688682271 is an apocalyptic number.

73688682271 is a deficient number, since it is larger than the sum of its proper divisors (349235673).

73688682271 is a wasteful number, since it uses less digits than its factorization.

73688682271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349235672.

The product of its digits is 10838016, while the sum is 58.

The spelling of 73688682271 in words is "seventy-three billion, six hundred eighty-eight million, six hundred eighty-two thousand, two hundred seventy-one".