7532557752 has 128 divisors (see below), whose sum is σ = 20118067200. Its totient is φ = 2343512448.

The previous prime is 7532557729. The next prime is 7532557763. The reversal of 7532557752 is 2577552357.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12832003 + ... + 12832589.

It is an arithmetic number, because the mean of its divisors is an integer number (157172400).

Almost surely, 2^7532557752 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 7532557752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10059033600).

7532557752 is an abundant number, since it is smaller than the sum of its proper divisors (12585509448).

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

7532557752 is a wasteful number, since it uses less digits than its factorization.

7532557752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985 (or 981 counting only the distinct ones).

The product of its digits is 2572500, while the sum is 48.

The square root of 7532557752 is about 86790.3090903587. The cubic root of 7532557752 is about 1960.2621605460.

The spelling of 7532557752 in words is "seven billion, five hundred thirty-two million, five hundred fifty-seven thousand, seven hundred fifty-two".