275663345 has 8 divisors (see below), whose sum is σ = 330910080. Its totient is φ = 220454640.

The previous prime is 275663341. The next prime is 275663389. The reversal of 275663345 is 543366572.

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

It is not a de Polignac number, because 275663345 - 2² = 275663341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (275663341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10136 + ... + 25574.

It is an arithmetic number, because the mean of its divisors is an integer number (41363760).

Almost surely, 2^275663345 is an apocalyptic number.

It is an amenable number.

275663345 is a deficient number, since it is larger than the sum of its proper divisors (55246735).

275663345 is a wasteful number, since it uses less digits than its factorization.

275663345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19015.

The product of its digits is 453600, while the sum is 41.

The square root of 275663345 is about 16603.1125094062. The cubic root of 275663345 is about 650.8181768019.

The spelling of 275663345 in words is "two hundred seventy-five million, six hundred sixty-three thousand, three hundred forty-five".