75552166453882 has 4 divisors (see below), whose sum is σ = 113328249680826. Its totient is φ = 37776083226940.

The previous prime is 75552166453879. The next prime is 75552166453921. The reversal of 75552166453882 is 28835466125557.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70949944466041 + 4602221987841 = 8423179^2 + 2145279^2 .

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18888041613469 + ... + 18888041613472.

Almost surely, 2^{75552166453882} is an apocalyptic number.

75552166453882 is a deficient number, since it is larger than the sum of its proper divisors (37776083226944).

75552166453882 is a wasteful number, since it uses less digits than its factorization.

75552166453882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37776083226943.

The product of its digits is 483840000, while the sum is 67.

The spelling of 75552166453882 in words is "seventy-five trillion, five hundred fifty-two billion, one hundred sixty-six million, four hundred fifty-three thousand, eight hundred eighty-two".