4040540000 has 480 divisors, whose sum is σ = 12595968000. Its totient is φ = 1270080000.

The previous prime is 4040539961. The next prime is 4040540029. The reversal of 4040540000 is 450404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 130339985 + ... + 130340015.

It is an arithmetic number, because the mean of its divisors is an integer number (26241600).

Almost surely, 2^4040540000 is an apocalyptic number.

4040540000 is a gapful number since it is divisible by the number (40) 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 4040540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6297984000).

4040540000 is an abundant number, since it is smaller than the sum of its proper divisors (8555428000).

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

4040540000 is an equidigital number, since it uses as much as digits as its factorization.

4040540000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 4040540000 is about 63565.2420745804. The cubic root of 4040540000 is about 1592.7458059570.

Adding to 4040540000 its reverse (450404), we get a palindrome (4040990404).

The spelling of 4040540000 in words is "four billion, forty million, five hundred forty thousand".