5681590919 has 16 divisors (see below), whose sum is σ = 6020436480. Its totient is φ = 5361707736.

The previous prime is 5681590877. The next prime is 5681590921. The reversal of 5681590919 is 9190951865.

It is a de Polignac number, because none of the positive numbers 2^k-5681590919 is a prime.

It is a super-2 number, since 2×5681590919² = 64560950741726529122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681592919) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1939634 + ... + 1942560.

It is an arithmetic number, because the mean of its divisors is an integer number (376277280).

Almost surely, 2^5681590919 is an apocalyptic number.

5681590919 is a deficient number, since it is larger than the sum of its proper divisors (338845561).

5681590919 is an equidigital number, since it uses as much as digits as its factorization.

5681590919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3267 (or 3229 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 53.

The square root of 5681590919 is about 75376.3286383729. The cubic root of 5681590919 is about 1784.3908472840.

The spelling of 5681590919 in words is "five billion, six hundred eighty-one million, five hundred ninety thousand, nine hundred nineteen".