5149860619 has 4 divisors (see below), whose sum is σ = 5200849440. Its totient is φ = 5098871800.

The previous prime is 5149860613. The next prime is 5149860649. The reversal of 5149860619 is 9160689415.

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 5149860619 - 2¹³ = 5149852427 is a prime.

It is a super-2 number, since 2×5149860619² = 53042128790254126322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5149860613) 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, 25494259 + ... + 25494460.

It is an arithmetic number, because the mean of its divisors is an integer number (1300212360).

Almost surely, 2^5149860619 is an apocalyptic number.

5149860619 is a deficient number, since it is larger than the sum of its proper divisors (50988821).

5149860619 is a wasteful number, since it uses less digits than its factorization.

5149860619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50988820.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 5149860619 is about 71762.5293520233. The cubic root of 5149860619 is about 1726.8919234297.

The spelling of 5149860619 in words is "five billion, one hundred forty-nine million, eight hundred sixty thousand, six hundred nineteen".