5142456065 has 8 divisors (see below), whose sum is σ = 6173815848. Its totient is φ = 4112052480.

The previous prime is 5142456041. The next prime is 5142456071. The reversal of 5142456065 is 5606542415.

It can be written as a sum of positive squares in 4 ways, for example, as 42211009 + 5100245056 = 6497^2 + 71416^2 .

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

It is not a de Polignac number, because 5142456065 - 2¹⁰ = 5142455041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227162 + ... + 248771.

It is an arithmetic number, because the mean of its divisors is an integer number (771726981).

Almost surely, 2^5142456065 is an apocalyptic number.

It is an amenable number.

5142456065 is a deficient number, since it is larger than the sum of its proper divisors (1031359783).

5142456065 is a wasteful number, since it uses less digits than its factorization.

5142456065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478099.

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 5142456065 is about 71710.9201237859. The cubic root of 5142456065 is about 1726.0638752724.

The spelling of 5142456065 in words is "five billion, one hundred forty-two million, four hundred fifty-six thousand, sixty-five".