5211866419 has 8 divisors (see below), whose sum is σ = 5237234240. Its totient is φ = 5186560896.

The previous prime is 5211866411. The next prime is 5211866437. The reversal of 5211866419 is 9146681125.

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

It is a cyclic number.

It is not a de Polignac number, because 5211866419 - 2³ = 5211866411 is a prime.

It is a super-2 number, since 2×5211866419² = 54327103138999767122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5211866411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156742 + ... + 187060.

It is an arithmetic number, because the mean of its divisors is an integer number (654654280).

Almost surely, 2^5211866419 is an apocalyptic number.

5211866419 is a deficient number, since it is larger than the sum of its proper divisors (25367821).

5211866419 is a wasteful number, since it uses less digits than its factorization.

5211866419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31149.

The product of its digits is 103680, while the sum is 43.

The square root of 5211866419 is about 72193.2574344724. The cubic root of 5211866419 is about 1733.7950500474.

The spelling of 5211866419 in words is "five billion, two hundred eleven million, eight hundred sixty-six thousand, four hundred nineteen".