275280252505 has 16 divisors (see below), whose sum is σ = 338752886400. Its totient is φ = 214682849920.

The previous prime is 275280252497. The next prime is 275280252547. The reversal of 275280252505 is 505252082572.

It is not a de Polignac number, because 275280252505 - 2³ = 275280252497 is a prime.

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, 4324795 + ... + 4387984.

It is an arithmetic number, because the mean of its divisors is an integer number (21172055400).

Almost surely, 2^275280252505 is an apocalyptic number.

It is an amenable number.

275280252505 is a deficient number, since it is larger than the sum of its proper divisors (63472633895).

275280252505 is an equidigital number, since it uses as much as digits as its factorization.

275280252505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8712944.

The product of its (nonzero) digits is 560000, while the sum is 43.

The spelling of 275280252505 in words is "two hundred seventy-five billion, two hundred eighty million, two hundred fifty-two thousand, five hundred five".