275470157273 has 4 divisors (see below), whose sum is σ = 277224744420. Its totient is φ = 273715570128.

The previous prime is 275470157269. The next prime is 275470157293. The reversal of 275470157273 is 372751074572.

It is a happy number.

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 56621154304 + 218849002969 = 237952^2 + 467813^2 .

It is a cyclic number.

It is not a de Polignac number, because 275470157273 - 2² = 275470157269 is a prime.

It is a super-2 number, since 2×275470157273² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275470157293) 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, 877293338 + ... + 877293651.

It is an arithmetic number, because the mean of its divisors is an integer number (69306186105).

Almost surely, 2^275470157273 is an apocalyptic number.

It is an amenable number.

275470157273 is a deficient number, since it is larger than the sum of its proper divisors (1754587147).

275470157273 is a wasteful number, since it uses less digits than its factorization.

275470157273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754587146.

The product of its (nonzero) digits is 2881200, while the sum is 50.

The spelling of 275470157273 in words is "two hundred seventy-five billion, four hundred seventy million, one hundred fifty-seven thousand, two hundred seventy-three".