5149866214919 has 4 divisors (see below), whose sum is σ = 5179634227896. Its totient is φ = 5120098201944.

The previous prime is 5149866214873. The next prime is 5149866214939. The reversal of 5149866214919 is 9194126689415.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5149866214919 - 2⁸ = 5149866214663 is a prime.

It is a super-2 number, since 2×5149866214919² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5149866214939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14884006229 + ... + 14884006574.

It is an arithmetic number, because the mean of its divisors is an integer number (1294908556974).

Almost surely, 2^{5149866214919} is an apocalyptic number.

5149866214919 is a deficient number, since it is larger than the sum of its proper divisors (29768012977).

5149866214919 is a wasteful number, since it uses less digits than its factorization.

5149866214919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29768012976.

The product of its digits is 33592320, while the sum is 65.

The spelling of 5149866214919 in words is "five trillion, one hundred forty-nine billion, eight hundred sixty-six million, two hundred fourteen thousand, nine hundred nineteen".