275080396645 has 16 divisors (see below), whose sum is σ = 331375348080. Its totient is φ = 219211993600.

The previous prime is 275080396579. The next prime is 275080396693. The reversal of 275080396645 is 546693080572.

It can be written as a sum of positive squares in 8 ways, for example, as 77284 + 275080319361 = 278^2 + 524481^2 .

It is not a de Polignac number, because 275080396645 - 2⁹ = 275080396133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11906505 + ... + 11929585.

It is an arithmetic number, because the mean of its divisors is an integer number (20710959255).

Almost surely, 2^275080396645 is an apocalyptic number.

It is an amenable number.

275080396645 is a deficient number, since it is larger than the sum of its proper divisors (56294951435).

275080396645 is a wasteful number, since it uses less digits than its factorization.

275080396645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32216.

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 275080396645 in words is "two hundred seventy-five billion, eighty million, three hundred ninety-six thousand, six hundred forty-five".