75243237696 has 168 divisors, whose sum is σ = 242867858688. Its totient is φ = 22065408000.

The previous prime is 75243237689. The next prime is 75243237709. The reversal of 75243237696 is 69673234257.

75243237696 is a `hidden beast` number, since 7 + 52 + 432 + 3 + 76 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4876 + ... + 387956.

It is an arithmetic number, because the mean of its divisors is an integer number (1445642016).

Almost surely, 2^75243237696 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 75243237696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121433929344).

75243237696 is an abundant number, since it is smaller than the sum of its proper divisors (167624620992).

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

75243237696 is a wasteful number, since it uses less digits than its factorization.

75243237696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383141 (or 383128 counting only the distinct ones).

The product of its digits is 11430720, while the sum is 54.

The spelling of 75243237696 in words is "seventy-five billion, two hundred forty-three million, two hundred thirty-seven thousand, six hundred ninety-six".