71424320627 has 16 divisors (see below), whose sum is σ = 78104908800. Its totient is φ = 64775139840.

The previous prime is 71424320621. The next prime is 71424320647. The reversal of 71424320627 is 72602342417.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 71424320627 - 2⁶ = 71424320563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71424320621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12938774 + ... + 12944292.

It is an arithmetic number, because the mean of its divisors is an integer number (4881556800).

Almost surely, 2^71424320627 is an apocalyptic number.

71424320627 is a deficient number, since it is larger than the sum of its proper divisors (6680588173).

71424320627 is a wasteful number, since it uses less digits than its factorization.

71424320627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8146.

The product of its (nonzero) digits is 112896, while the sum is 38.

The spelling of 71424320627 in words is "seventy-one billion, four hundred twenty-four million, three hundred twenty thousand, six hundred twenty-seven".