7522528944 has 160 divisors (see below), whose sum is σ = 24133058560. Its totient is φ = 1970438400.

The previous prime is 7522528927. The next prime is 7522528973. The reversal of 7522528944 is 4498252257.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 7522528893 and 7522528902.

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 31 ways as a sum of consecutive naturals, for example, 178899 + ... + 216909.

It is an arithmetic number, because the mean of its divisors is an integer number (150831616).

Almost surely, 2^7522528944 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 7522528944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12066529280).

7522528944 is an abundant number, since it is smaller than the sum of its proper divisors (16610529616).

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

7522528944 is a wasteful number, since it uses less digits than its factorization.

7522528944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38079 (or 38073 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The square root of 7522528944 is about 86732.5137650236. The cubic root of 7522528944 is about 1959.3918132432.

The spelling of 7522528944 in words is "seven billion, five hundred twenty-two million, five hundred twenty-eight thousand, nine hundred forty-four".