71153773923 has 8 divisors (see below), whose sum is σ = 94883599888. Its totient is φ = 47429898624.

The previous prime is 71153773909. The next prime is 71153773969. The reversal of 71153773923 is 32937735117.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 71153773923 - 2⁵ = 71153773891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71153773973) 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, 1459690 + ... + 1507647.

It is an arithmetic number, because the mean of its divisors is an integer number (11860449986).

Almost surely, 2^71153773923 is an apocalyptic number.

71153773923 is a deficient number, since it is larger than the sum of its proper divisors (23729825965).

71153773923 is a wasteful number, since it uses less digits than its factorization.

71153773923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975333.

The product of its digits is 833490, while the sum is 48.

The spelling of 71153773923 in words is "seventy-one billion, one hundred fifty-three million, seven hundred seventy-three thousand, nine hundred twenty-three".