74053843173 has 6 divisors (see below), whose sum is σ = 106966662374. Its totient is φ = 49369228776.

The previous prime is 74053843141. The next prime is 74053843183. The reversal of 74053843173 is 37134835047.

74053843173 is a `hidden beast` number, since 7 + 4 + 0 + 538 + 43 + 1 + 73 = 666.

It can be written as a sum of positive squares in only one way, i.e., 73885025124 + 168818049 = 271818^2 + 12993^2 .

It is not a de Polignac number, because 74053843173 - 2⁵ = 74053843141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74053843183) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 4114102390 + ... + 4114102407.

Almost surely, 2^74053843173 is an apocalyptic number.

It is an amenable number.

74053843173 is a deficient number, since it is larger than the sum of its proper divisors (32912819201).

74053843173 is a wasteful number, since it uses less digits than its factorization.

74053843173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8228204803 (or 8228204800 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 74053843173 in words is "seventy-four billion, fifty-three million, eight hundred forty-three thousand, one hundred seventy-three".