75199351432 has 8 divisors (see below), whose sum is σ = 140998783950. Its totient is φ = 37599675712.

The previous prime is 75199351427. The next prime is 75199351441. The reversal of 75199351432 is 23415399157.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 43224904836 + 31974446596 = 207906^2 + 178814^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 4699959457 + ... + 4699959472.

Almost surely, 2^75199351432 is an apocalyptic number.

It is an amenable number.

75199351432 is a deficient number, since it is larger than the sum of its proper divisors (65799432518).

75199351432 is a wasteful number, since it uses less digits than its factorization.

75199351432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9399918935 (or 9399918931 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 49.

The spelling of 75199351432 in words is "seventy-five billion, one hundred ninety-nine million, three hundred fifty-one thousand, four hundred thirty-two".