71424140011 has 8 divisors (see below), whose sum is σ = 81756955904. Its totient is φ = 61123665960.

The previous prime is 71424139961. The next prime is 71424140023. The reversal of 71424140011 is 11004142417.

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

It is not a de Polignac number, because 71424140011 - 2¹¹ = 71424137963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71424140071) 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, 8080725 + ... + 8089558.

It is an arithmetic number, because the mean of its divisors is an integer number (10219619488).

Almost surely, 2^71424140011 is an apocalyptic number.

71424140011 is a deficient number, since it is larger than the sum of its proper divisors (10332815893).

71424140011 is a wasteful number, since it uses less digits than its factorization.

71424140011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16170921.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 71424140011 its reverse (11004142417), we get a palindrome (82428282428).

The spelling of 71424140011 in words is "seventy-one billion, four hundred twenty-four million, one hundred forty thousand, eleven".