73433954169 has 27 divisors (see below), whose sum is σ = 107970079269. Its totient is φ = 48094772760.

The previous prime is 73433954147. The next prime is 73433954177. The reversal of 73433954169 is 96145933437.

The square root of 73433954169 is 270987.

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

73433954169 is a `hidden beast` number, since 7 + 3 + 4 + 3 + 39 + 541 + 69 = 666.

It is not a de Polignac number, because 73433954169 - 2¹⁵ = 73433921401 is a prime.

It is a super-2 number, since 2×73433954169² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (73433954119) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 47963934 + ... + 47965464.

Almost surely, 2^73433954169 is an apocalyptic number.

73433954169 is the 270987-th square number.

73433954169 is the 135494-th centered octagonal number.

It is an amenable number.

73433954169 is a deficient number, since it is larger than the sum of its proper divisors (34536125100).

73433954169 is an frugal number, since it uses more digits than its factorization.

73433954169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3186 (or 1593 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 54.

The spelling of 73433954169 in words is "seventy-three billion, four hundred thirty-three million, nine hundred fifty-four thousand, one hundred sixty-nine".