275940930243 has 32 divisors (see below), whose sum is σ = 406286399232. Its totient is φ = 165188672000.

The previous prime is 275940930241. The next prime is 275940930253. The reversal of 275940930243 is 342039049572.

It is not a de Polignac number, because 275940930243 - 2¹ = 275940930241 is a prime.

It is a super-2 number, since 2×275940930243² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 275940930192 and 275940930201.

It is not an unprimeable number, because it can be changed into a prime (275940930241) 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 in 31 ways as a sum of consecutive naturals, for example, 23376943 + ... + 23388743.

It is an arithmetic number, because the mean of its divisors is an integer number (12696449976).

Almost surely, 2^275940930243 is an apocalyptic number.

275940930243 is a deficient number, since it is larger than the sum of its proper divisors (130345468989).

275940930243 is a wasteful number, since it uses less digits than its factorization.

275940930243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20435.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 275940930243 in words is "two hundred seventy-five billion, nine hundred forty million, nine hundred thirty thousand, two hundred forty-three".