75323269248 has 512 divisors, whose sum is σ = 236535552000. Its totient is φ = 21069103104.

The previous prime is 75323269247. The next prime is 75323269271. The reversal of 75323269248 is 84296232357.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 75323269248.

It is not an unprimeable number, because it can be changed into a prime (75323269247) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 154667661 + ... + 154668147.

It is an arithmetic number, because the mean of its divisors is an integer number (461983500).

Almost surely, 2^75323269248 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 75323269248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118267776000).

75323269248 is an abundant number, since it is smaller than the sum of its proper divisors (161212282752).

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

75323269248 is a wasteful number, since it uses less digits than its factorization.

75323269248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 600 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 51.

The spelling of 75323269248 in words is "seventy-five billion, three hundred twenty-three million, two hundred sixty-nine thousand, two hundred forty-eight".