75734174750644 has 12 divisors (see below), whose sum is σ = 132541608537184. Its totient is φ = 37865143740024.

The previous prime is 75734174750629. The next prime is 75734174750671. The reversal of 75734174750644 is 44605747143757.

It is a happy number.

It is a super-2 number, since 2×75734174750644² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485821152 + ... + 485977015.

Almost surely, 2^{75734174750644} is an apocalyptic number.

It is an amenable number.

75734174750644 is a deficient number, since it is larger than the sum of its proper divisors (56807433786540).

75734174750644 is a wasteful number, since it uses less digits than its factorization.

75734174750644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971817654 (or 971817652 counting only the distinct ones).

The product of its (nonzero) digits is 276595200, while the sum is 64.

The spelling of 75734174750644 in words is "seventy-five trillion, seven hundred thirty-four billion, one hundred seventy-four million, seven hundred fifty thousand, six hundred forty-four".