2553513365 has 16 divisors (see below), whose sum is σ = 3413718000. Its totient is φ = 1820646912.

The previous prime is 2553513359. The next prime is 2553513421. The reversal of 2553513365 is 5633153552.

It can be written as a sum of positive squares in 8 ways, for example, as 113252164 + 2440261201 = 10642^2 + 49399^2 .

It is not a de Polignac number, because 2553513365 - 2¹² = 2553509269 is a prime.

It is a Curzon number.

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, 675440 + ... + 679209.

It is an arithmetic number, because the mean of its divisors is an integer number (213357375).

Almost surely, 2^2553513365 is an apocalyptic number.

It is an amenable number.

2553513365 is a deficient number, since it is larger than the sum of its proper divisors (860204635).

2553513365 is a wasteful number, since it uses less digits than its factorization.

2553513365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354696.

The product of its digits is 202500, while the sum is 38.

The square root of 2553513365 is about 50532.3002148131. The cubic root of 2553513365 is about 1366.8243644784.

The spelling of 2553513365 in words is "two billion, five hundred fifty-three million, five hundred thirteen thousand, three hundred sixty-five".