7375546161 has 9 divisors (see below), whose sum is σ = 10653938841. Its totient is φ = 4916859012.

The previous prime is 7375546159. The next prime is 7375546177. The reversal of 7375546161 is 1616455737.

The square root of 7375546161 is 85881.

It is a perfect power (a square), and thus also a powerful number.

7375546161 is a `hidden beast` number, since 7 + 37 + 554 + 6 + 1 + 61 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 7375546161 - 2¹ = 7375546159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7375546121) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 243330 + ... + 271956.

Almost surely, 2^7375546161 is an apocalyptic number.

7375546161 is the 85881-st square number.

7375546161 is the 42941-st centered octagonal number.

It is an amenable number.

7375546161 is a deficient number, since it is larger than the sum of its proper divisors (3278392680).

7375546161 is an frugal number, since it uses more digits than its factorization.

7375546161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57260 (or 28630 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The cubic root of 7375546161 is about 1946.5462565317.

It can be divided in two parts, 7375 and 546161, that added together give a square (553536 = 744²).

The spelling of 7375546161 in words is "seven billion, three hundred seventy-five million, five hundred forty-six thousand, one hundred sixty-one".