5266131019 has 8 divisors (see below), whose sum is σ = 5290560000. Its totient is φ = 5241722472.

The previous prime is 5266131007. The next prime is 5266131023. The reversal of 5266131019 is 9101316625.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5266131019 is a prime.

It is a super-2 number, since 2×5266131019² = 55464271818547956722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5266131419) 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, 785122 + ... + 791800.

It is an arithmetic number, because the mean of its divisors is an integer number (661320000).

Almost surely, 2^5266131019 is an apocalyptic number.

5266131019 is a deficient number, since it is larger than the sum of its proper divisors (24428981).

5266131019 is a wasteful number, since it uses less digits than its factorization.

5266131019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10217.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 5266131019 is about 72568.1129629261. The cubic root of 5266131019 is about 1739.7915612165.

The spelling of 5266131019 in words is "five billion, two hundred sixty-six million, one hundred thirty-one thousand, nineteen".