73005986388 has 24 divisors (see below), whose sum is σ = 171854803008. Its totient is φ = 24119971456.

The previous prime is 73005986357. The next prime is 73005986491. The reversal of 73005986388 is 88368950037.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26918256 + ... + 26920967.

It is an arithmetic number, because the mean of its divisors is an integer number (7160616792).

Almost surely, 2^73005986388 is an apocalyptic number.

It is an amenable number.

73005986388 is an abundant number, since it is smaller than the sum of its proper divisors (98848816620).

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

73005986388 is a wasteful number, since it uses less digits than its factorization.

73005986388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53839343 (or 53839341 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 57.

The spelling of 73005986388 in words is "seventy-three billion, five million, nine hundred eighty-six thousand, three hundred eighty-eight".