275030280505 has 8 divisors (see below), whose sum is σ = 337711600512. Its totient is φ = 214907381808.

The previous prime is 275030280493. The next prime is 275030280517. The reversal of 275030280505 is 505082030572.

It is an interprime number because it is at equal distance from previous prime (275030280493) and next prime (275030280517).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 275030280505 - 2¹⁹ = 275029756217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639605089 + ... + 639605518.

It is an arithmetic number, because the mean of its divisors is an integer number (42213950064).

Almost surely, 2^275030280505 is an apocalyptic number.

It is an amenable number.

275030280505 is a deficient number, since it is larger than the sum of its proper divisors (62681320007).

275030280505 is a wasteful number, since it uses less digits than its factorization.

275030280505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279210655.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 275030280505 in words is "two hundred seventy-five billion, thirty million, two hundred eighty thousand, five hundred five".