5151565365 has 16 divisors (see below), whose sum is σ = 8526729600. Its totient is φ = 2652759872.

The previous prime is 5151565343. The next prime is 5151565439. The reversal of 5151565365 is 5635651515.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5151565365 - 2⁹ = 5151564853 is a prime.

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, 5920905 + ... + 5921774.

It is an arithmetic number, because the mean of its divisors is an integer number (532920600).

Almost surely, 2^5151565365 is an apocalyptic number.

It is an amenable number.

5151565365 is a deficient number, since it is larger than the sum of its proper divisors (3375164235).

5151565365 is a wasteful number, since it uses less digits than its factorization.

5151565365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11842716.

The product of its digits is 337500, while the sum is 42.

The square root of 5151565365 is about 71774.4060581486. The cubic root of 5151565365 is about 1727.0824520373.

The spelling of 5151565365 in words is "five billion, one hundred fifty-one million, five hundred sixty-five thousand, three hundred sixty-five".