5165278245 has 48 divisors (see below), whose sum is σ = 9357828480. Its totient is φ = 2630694528.

The previous prime is 5165278229. The next prime is 5165278259. The reversal of 5165278245 is 5428725615.

5165278245 is a `hidden beast` number, since 5 + 1 + 6 + 527 + 82 + 45 = 666.

It is not a de Polignac number, because 5165278245 - 2⁴ = 5165278229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5165278245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 678279 + ... + 685851.

It is an arithmetic number, because the mean of its divisors is an integer number (194954760).

Almost surely, 2^5165278245 is an apocalyptic number.

It is an amenable number.

5165278245 is a deficient number, since it is larger than the sum of its proper divisors (4192550235).

5165278245 is a wasteful number, since it uses less digits than its factorization.

5165278245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8266 (or 8263 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 5165278245 is about 71869.8702169414. The cubic root of 5165278245 is about 1728.6135265555.

The spelling of 5165278245 in words is "five billion, one hundred sixty-five million, two hundred seventy-eight thousand, two hundred forty-five".