71222066707 has 32 divisors (see below), whose sum is σ = 80464584960. Its totient is φ = 62487659520.

The previous prime is 71222066689. The next prime is 71222066737. The reversal of 71222066707 is 70766022217.

It is not a de Polignac number, because 71222066707 - 2⁷ = 71222066579 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71222066707.

It is not an unprimeable number, because it can be changed into a prime (71222066737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13607563 + ... + 13612795.

It is an arithmetic number, because the mean of its divisors is an integer number (2514518280).

Almost surely, 2^71222066707 is an apocalyptic number.

71222066707 is a deficient number, since it is larger than the sum of its proper divisors (9242518253).

71222066707 is a wasteful number, since it uses less digits than its factorization.

71222066707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5683.

The product of its (nonzero) digits is 98784, while the sum is 40.

The spelling of 71222066707 in words is "seventy-one billion, two hundred twenty-two million, sixty-six thousand, seven hundred seven".