2551054165 has 16 divisors (see below), whose sum is σ = 3454721280. Its totient is φ = 1791334720.

The previous prime is 2551054159. The next prime is 2551054183. The reversal of 2551054165 is 5614501552.

It is not a de Polignac number, because 2551054165 - 2⁹ = 2551053653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2551054165.

It is a congruent number.

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, 798109 + ... + 801298.

It is an arithmetic number, because the mean of its divisors is an integer number (215920080).

Almost surely, 2^2551054165 is an apocalyptic number.

It is an amenable number.

2551054165 is a deficient number, since it is larger than the sum of its proper divisors (903667115).

2551054165 is a wasteful number, since it uses less digits than its factorization.

2551054165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599452.

The product of its (nonzero) digits is 30000, while the sum is 34.

The square root of 2551054165 is about 50507.9614021394. The cubic root of 2551054165 is about 1366.3854431933.

The spelling of 2551054165 in words is "two billion, five hundred fifty-one million, fifty-four thousand, one hundred sixty-five".