74534546117 has 2 divisors, whose sum is σ = 74534546118. Its totient is φ = 74534546116.

The previous prime is 74534546111. The next prime is 74534546183. The reversal of 74534546117 is 71164543547.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38019540196 + 36515005921 = 194986^2 + 191089^2 .

It is a cyclic number.

It is not a de Polignac number, because 74534546117 - 2³⁰ = 73460804293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74534546111) 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 as a sum of consecutive naturals, namely, 37267273058 + 37267273059.

It is an arithmetic number, because the mean of its divisors is an integer number (37267273059).

Almost surely, 2^74534546117 is an apocalyptic number.

It is an amenable number.

74534546117 is a deficient number, since it is larger than the sum of its proper divisors (1).

74534546117 is an equidigital number, since it uses as much as digits as its factorization.

74534546117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1411200, while the sum is 47.

The spelling of 74534546117 in words is "seventy-four billion, five hundred thirty-four million, five hundred forty-six thousand, one hundred seventeen".