75434261303426 has 4 divisors (see below), whose sum is σ = 113151391955142. Its totient is φ = 37717130651712.

The previous prime is 75434261303417. The next prime is 75434261303449. The reversal of 75434261303426 is 62430316243457.

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., 61652726205625 + 13781535097801 = 7851925^2 + 3712349^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18858565325855 + ... + 18858565325858.

Almost surely, 2^{75434261303426} is an apocalyptic number.

75434261303426 is a deficient number, since it is larger than the sum of its proper divisors (37717130651716).

75434261303426 is a wasteful number, since it uses less digits than its factorization.

75434261303426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37717130651715.

The product of its (nonzero) digits is 8709120, while the sum is 50.

The spelling of 75434261303426 in words is "seventy-five trillion, four hundred thirty-four billion, two hundred sixty-one million, three hundred three thousand, four hundred twenty-six".