5155644513 has 8 divisors (see below), whose sum is σ = 6875082208. Its totient is φ = 3436651584.

The previous prime is 5155644499. The next prime is 5155644521. The reversal of 5155644513 is 3154465515.

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

It is not a de Polignac number, because 5155644513 - 2⁴ = 5155644497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5155643513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83131 + ... + 131232.

It is an arithmetic number, because the mean of its divisors is an integer number (859385276).

Almost surely, 2^5155644513 is an apocalyptic number.

It is an amenable number.

5155644513 is a deficient number, since it is larger than the sum of its proper divisors (1719437695).

5155644513 is a wasteful number, since it uses less digits than its factorization.

5155644513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222383.

The product of its digits is 180000, while the sum is 39.

The square root of 5155644513 is about 71802.8168876403. The cubic root of 5155644513 is about 1727.5381818831.

It can be divided in two parts, 51556 and 44513, that added together give a palindrome (96069).

The spelling of 5155644513 in words is "five billion, one hundred fifty-five million, six hundred forty-four thousand, five hundred thirteen".