75032231332 has 24 divisors (see below), whose sum is σ = 131843670840. Its totient is φ = 37362716160.

The previous prime is 75032231299. The next prime is 75032231341. The reversal of 75032231332 is 23313223057.

It can be written as a sum of positive squares in 4 ways, for example, as 12449203776 + 62583027556 = 111576^2 + 250166^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75032231294 and 75032231303.

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, 3256332 + ... + 3279292.

It is an arithmetic number, because the mean of its divisors is an integer number (5493486285).

Almost surely, 2^75032231332 is an apocalyptic number.

It is an amenable number.

75032231332 is a deficient number, since it is larger than the sum of its proper divisors (56811439508).

75032231332 is a wasteful number, since it uses less digits than its factorization.

75032231332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26271 (or 26269 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 31.

Adding to 75032231332 its reverse (23313223057), we get a palindrome (98345454389).

The spelling of 75032231332 in words is "seventy-five billion, thirty-two million, two hundred thirty-one thousand, three hundred thirty-two".