71624020044 has 48 divisors (see below), whose sum is σ = 174410675712. Its totient is φ = 22833795072.

The previous prime is 71624019989. The next prime is 71624020049. The reversal of 71624020044 is 44002042617.

It is a junction number, because it is equal to n+sod(n) for n = 71624019993 and 71624020020.

It is not an unprimeable number, because it can be changed into a prime (71624020049) 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 15 ways as a sum of consecutive naturals, for example, 4018777 + ... + 4036559.

It is an arithmetic number, because the mean of its divisors is an integer number (3633555744).

Almost surely, 2^71624020044 is an apocalyptic number.

It is an amenable number.

71624020044 is an abundant number, since it is smaller than the sum of its proper divisors (102786655668).

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

71624020044 is a wasteful number, since it uses less digits than its factorization.

71624020044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32406 (or 32404 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 30.

The spelling of 71624020044 in words is "seventy-one billion, six hundred twenty-four million, twenty thousand, forty-four".