2049086409320 has 64 divisors (see below), whose sum is σ = 4676628690000. Its totient is φ = 807883020288.

The previous prime is 2049086409283. The next prime is 2049086409343. The reversal of 2049086409320 is 239046809402.

It can be written as a sum of positive squares in 8 ways, for example, as 1530965731684 + 518120677636 = 1237322^2 + 719806^2 .

It is a super-2 number, since 2×2049086409320² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4296566 + ... + 4749594.

Almost surely, 2^{2049086409320} is an apocalyptic number.

2049086409320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2049086409320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2338314345000).

2049086409320 is an abundant number, since it is smaller than the sum of its proper divisors (2627542280680).

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

2049086409320 is a wasteful number, since it uses less digits than its factorization.

2049086409320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454662 (or 454658 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 47.

The spelling of 2049086409320 in words is "two trillion, forty-nine billion, eighty-six million, four hundred nine thousand, three hundred twenty".