273242347641 has 24 divisors (see below), whose sum is σ = 417920021064. Its totient is φ = 171437990400.

The previous prime is 273242347627. The next prime is 273242347657. The reversal of 273242347641 is 146743242372.

273242347641 is a `hidden beast` number, since 2 + 7 + 3 + 242 + 347 + 64 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 36929693241 + 236312654400 = 192171^2 + 486120^2 .

It is not a de Polignac number, because 273242347641 - 2⁶ = 273242347577 is a prime.

It is a super-2 number, since 2×273242347641² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (273242347691) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5621655 + ... + 5670051.

It is an arithmetic number, because the mean of its divisors is an integer number (17413334211).

Almost surely, 2^273242347641 is an apocalyptic number.

It is an amenable number.

273242347641 is a deficient number, since it is larger than the sum of its proper divisors (144677673423).

273242347641 is a wasteful number, since it uses less digits than its factorization.

273242347641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85321 (or 85318 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 45.

The spelling of 273242347641 in words is "two hundred seventy-three billion, two hundred forty-two million, three hundred forty-seven thousand, six hundred forty-one".