5165546278 has 8 divisors (see below), whose sum is σ = 7768551168. Its totient is φ = 2576029224.

The previous prime is 5165546263. The next prime is 5165546279. The reversal of 5165546278 is 8726455615.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5165546279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3371001 + ... + 3372532.

It is an arithmetic number, because the mean of its divisors is an integer number (971068896).

Almost surely, 2^5165546278 is an apocalyptic number.

5165546278 is a deficient number, since it is larger than the sum of its proper divisors (2603004890).

5165546278 is a wasteful number, since it uses less digits than its factorization.

5165546278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6743918.

The product of its digits is 2016000, while the sum is 49.

The square root of 5165546278 is about 71871.7349032288. The cubic root of 5165546278 is about 1728.6434260390.

The spelling of 5165546278 in words is "five billion, one hundred sixty-five million, five hundred forty-six thousand, two hundred seventy-eight".