75756438332 has 12 divisors (see below), whose sum is σ = 132792179520. Its totient is φ = 37815815616.

The previous prime is 75756438313. The next prime is 75756438337. The reversal of 75756438332 is 23383465757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75756438337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15598157 + ... + 15603012.

It is an arithmetic number, because the mean of its divisors is an integer number (11066014960).

Almost surely, 2^75756438332 is an apocalyptic number.

It is an amenable number.

75756438332 is a deficient number, since it is larger than the sum of its proper divisors (57035741188).

75756438332 is a wasteful number, since it uses less digits than its factorization.

75756438332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31201780 (or 31201778 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 53.

The spelling of 75756438332 in words is "seventy-five billion, seven hundred fifty-six million, four hundred thirty-eight thousand, three hundred thirty-two".