5640361540 has 48 divisors (see below), whose sum is σ = 12999014784. Its totient is φ = 2038745600.

The previous prime is 5640361537. The next prime is 5640361543. The reversal of 5640361540 is 451630465.

It is an interprime number because it is at equal distance from previous prime (5640361537) and next prime (5640361543).

It is a super-2 number, since 2×5640361540² = 63627356603822343200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5640361496 and 5640361505.

It is not an unprimeable number, because it can be changed into a prime (5640361543) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 40021 + ... + 113500.

It is an arithmetic number, because the mean of its divisors is an integer number (270812808).

Almost surely, 2^5640361540 is an apocalyptic number.

It is an amenable number.

5640361540 is an abundant number, since it is smaller than the sum of its proper divisors (7358653244).

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

5640361540 is a wasteful number, since it uses less digits than its factorization.

5640361540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153708 (or 153706 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 5640361540 is about 75102.3404428917. The cubic root of 5640361540 is about 1780.0641246940.

The spelling of 5640361540 in words is "five billion, six hundred forty million, three hundred sixty-one thousand, five hundred forty".