275142740329 has 4 divisors (see below), whose sum is σ = 284630421060. Its totient is φ = 265655059600.

The previous prime is 275142740311. The next prime is 275142740333. The reversal of 275142740329 is 923047241572.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 54313234704 + 220829505625 = 233052^2 + 469925^2 .

It is a cyclic number.

It is not a de Polignac number, because 275142740329 - 2¹⁵ = 275142707561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275142740399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4743840322 + ... + 4743840379.

It is an arithmetic number, because the mean of its divisors is an integer number (71157605265).

Almost surely, 2^275142740329 is an apocalyptic number.

275142740329 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

275142740329 is a deficient number, since it is larger than the sum of its proper divisors (9487680731).

275142740329 is an equidigital number, since it uses as much as digits as its factorization.

275142740329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9487680730.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 275142740329 in words is "two hundred seventy-five billion, one hundred forty-two million, seven hundred forty thousand, three hundred twenty-nine".