5199999999990 has 128 divisors (see below), whose sum is σ = 12716111462400. Its totient is φ = 1360662850560.

The previous prime is 5199999999967. The next prime is 5200000000007. The reversal of 5199999999990 is 999999999915.

It is a happy number.

It is a super-9 number, since 9×5199999999990⁹ (a number of 116 digits) contains 999999999 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 540030496 + ... + 540040124.

It is an arithmetic number, because the mean of its divisors is an integer number (99344620800).

Almost surely, 2^{5199999999990} is an apocalyptic number.

5199999999990 is an abundant number, since it is smaller than the sum of its proper divisors (7516111462410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5199999999990 is a wasteful number, since it uses less digits than its factorization.

5199999999990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11102.

The product of its (nonzero) digits is 17433922005, while the sum is 96.

The spelling of 5199999999990 in words is "five trillion, one hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety".