71122245516 has 36 divisors (see below), whose sum is σ = 205464265552. Its totient is φ = 20320641504.

The previous prime is 71122245499. The next prime is 71122245529. The reversal of 71122245516 is 61554222117.

71122245516 is a `hidden beast` number, since 7 + 112 + 2 + 24 + 5 + 516 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 141115315 + ... + 141115818.

Almost surely, 2^71122245516 is an apocalyptic number.

It is an amenable number.

71122245516 is an abundant number, since it is smaller than the sum of its proper divisors (134342020036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71122245516 is a wasteful number, since it uses less digits than its factorization.

71122245516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282231150 (or 282231145 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The spelling of 71122245516 in words is "seventy-one billion, one hundred twenty-two million, two hundred forty-five thousand, five hundred sixteen".