7528091132 has 24 divisors (see below), whose sum is σ = 13245968736. Its totient is φ = 3743566848.

The previous prime is 7528091117. The next prime is 7528091171. The reversal of 7528091132 is 2311908257.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 897068 + ... + 905420.

It is an arithmetic number, because the mean of its divisors is an integer number (551915364).

Almost surely, 2^7528091132 is an apocalyptic number.

It is an amenable number.

7528091132 is a deficient number, since it is larger than the sum of its proper divisors (5717877604).

7528091132 is a wasteful number, since it uses less digits than its factorization.

7528091132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9557 (or 9555 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 7528091132 is about 86764.5730237866. The cubic root of 7528091132 is about 1959.8746216481.

Adding to 7528091132 its reverse (2311908257), we get a palindrome (9839999389).

The spelling of 7528091132 in words is "seven billion, five hundred twenty-eight million, ninety-one thousand, one hundred thirty-two".