71112001504 has 96 divisors (see below), whose sum is σ = 149448499200. Its totient is φ = 33192130560.

The previous prime is 71112001409. The next prime is 71112001529. The reversal of 71112001504 is 40510021117.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45613077 + ... + 45614635.

It is an arithmetic number, because the mean of its divisors is an integer number (1556755200).

Almost surely, 2^71112001504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71112001504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74724249600).

71112001504 is an abundant number, since it is smaller than the sum of its proper divisors (78336497696).

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

71112001504 is a wasteful number, since it uses less digits than its factorization.

71112001504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216 (or 2208 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 22.

The spelling of 71112001504 in words is "seventy-one billion, one hundred twelve million, one thousand, five hundred four".