5761449540 has 192 divisors, whose sum is σ = 22347601920. Its totient is φ = 1197175680.

The previous prime is 5761449523. The next prime is 5761449563. The reversal of 5761449540 is 459441675.

5761449540 is a `hidden beast` number, since 5 + 7 + 61 + 4 + 49 + 540 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 27702 + ... + 110861.

It is an arithmetic number, because the mean of its divisors is an integer number (116393760).

Almost surely, 2^5761449540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5761449540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11173800960).

5761449540 is an abundant number, since it is smaller than the sum of its proper divisors (16586152380).

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

5761449540 is a wasteful number, since it uses less digits than its factorization.

5761449540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138599 (or 138591 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The square root of 5761449540 is about 75904.2129265563. The cubic root of 5761449540 is about 1792.7122558126.

The spelling of 5761449540 in words is "five billion, seven hundred sixty-one million, four hundred forty-nine thousand, five hundred forty".