71628050424 has 64 divisors (see below), whose sum is σ = 206564256000. Its totient is φ = 20273889024.

The previous prime is 71628050413. The next prime is 71628050437. The reversal of 71628050424 is 42405082617.

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, 1974349 + ... + 2010300.

It is an arithmetic number, because the mean of its divisors is an integer number (3227566500).

Almost surely, 2^71628050424 is an apocalyptic number.

It is an amenable number.

71628050424 is an abundant number, since it is smaller than the sum of its proper divisors (134936205576).

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

71628050424 is a wasteful number, since it uses less digits than its factorization.

71628050424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3984772 (or 3984768 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The spelling of 71628050424 in words is "seventy-one billion, six hundred twenty-eight million, fifty thousand, four hundred twenty-four".