71433608736 has 96 divisors (see below), whose sum is σ = 214367368320. Its totient is φ = 20403265536.

The previous prime is 71433608731. The next prime is 71433608759. The reversal of 71433608736 is 63780633417.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (71433608731) 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, 2415930 + ... + 2445318.

It is an arithmetic number, because the mean of its divisors is an integer number (2232993420).

Almost surely, 2^71433608736 is an apocalyptic number.

It is an amenable number.

71433608736 is an abundant number, since it is smaller than the sum of its proper divisors (142933759584).

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

71433608736 is a wasteful number, since it uses less digits than its factorization.

71433608736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33026 (or 33018 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 71433608736 in words is "seventy-one billion, four hundred thirty-three million, six hundred eight thousand, seven hundred thirty-six".