71118377443 has 8 divisors (see below), whose sum is σ = 75763396800. Its totient is φ = 66563552808.

The previous prime is 71118377413. The next prime is 71118377461. The reversal of 71118377443 is 34477381117.

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

It is a cyclic number.

It is not a de Polignac number, because 71118377443 - 2²⁹ = 70581506531 is a prime.

It is a super-2 number, since 2×71118377443² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71118377393 and 71118377402.

It is not an unprimeable number, because it can be changed into a prime (71118377413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22547053 + ... + 22550206.

It is an arithmetic number, because the mean of its divisors is an integer number (9470424600).

Almost surely, 2^71118377443 is an apocalyptic number.

71118377443 is a deficient number, since it is larger than the sum of its proper divisors (4645019357).

71118377443 is a wasteful number, since it uses less digits than its factorization.

71118377443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45097361.

The product of its digits is 395136, while the sum is 46.

The spelling of 71118377443 in words is "seventy-one billion, one hundred eighteen million, three hundred seventy-seven thousand, four hundred forty-three".