5144668135 has 32 divisors (see below), whose sum is σ = 6445992960. Its totient is φ = 3938524800.

The previous prime is 5144668079. The next prime is 5144668157. The reversal of 5144668135 is 5318664415.

It is not a de Polignac number, because 5144668135 - 2¹⁵ = 5144635367 is a prime.

It is a super-2 number, since 2×5144668135² = 52935220438568756450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a junction number, because it is equal to n+sod(n) for n = 5144668091 and 5144668100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5466765 + ... + 5467705.

It is an arithmetic number, because the mean of its divisors is an integer number (201437280).

Almost surely, 2^5144668135 is an apocalyptic number.

5144668135 is a deficient number, since it is larger than the sum of its proper divisors (1301324825).

5144668135 is a wasteful number, since it uses less digits than its factorization.

5144668135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479.

The product of its digits is 345600, while the sum is 43.

The square root of 5144668135 is about 71726.3419881427. The cubic root of 5144668135 is about 1726.3113333434.

The spelling of 5144668135 in words is "five billion, one hundred forty-four million, six hundred sixty-eight thousand, one hundred thirty-five".