6140461540 has 96 divisors (see below), whose sum is σ = 14116364640. Its totient is φ = 2234179584.

The previous prime is 6140461529. The next prime is 6140461567. The reversal of 6140461540 is 451640416.

It can be written as a sum of positive squares in 16 ways, for example, as 804743424 + 5335718116 = 28368^2 + 73046^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1973506 + ... + 1976614.

It is an arithmetic number, because the mean of its divisors is an integer number (147045465).

Almost surely, 2^6140461540 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 6140461540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7058182320).

6140461540 is an abundant number, since it is smaller than the sum of its proper divisors (7975903100).

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

6140461540 is a wasteful number, since it uses less digits than its factorization.

6140461540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3329 (or 3327 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 6140461540 is about 78361.0971081952. The cubic root of 6140461540 is about 1831.1911124428.

The spelling of 6140461540 in words is "six billion, one hundred forty million, four hundred sixty-one thousand, five hundred forty".