4044054540 has 96 divisors (see below), whose sum is σ = 11631755520. Its totient is φ = 1049239296.

The previous prime is 4044054533. The next prime is 4044054551. The reversal of 4044054540 is 454504404.

It is a happy number.

It is a super-2 number, since 2×4044054540² = 32708754244989223200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4044054498 and 4044054507.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 691107 + ... + 696933.

It is an arithmetic number, because the mean of its divisors is an integer number (121164120).

Almost surely, 2^4044054540 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 4044054540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5815877760).

4044054540 is an abundant number, since it is smaller than the sum of its proper divisors (7587700980).

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

4044054540 is a wasteful number, since it uses less digits than its factorization.

4044054540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6151 (or 6149 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 4044054540 is about 63592.8812053676. The cubic root of 4044054540 is about 1593.2074725175.

Adding to 4044054540 its reverse (454504404), we get a palindrome (4498558944).

The spelling of 4044054540 in words is "four billion, forty-four million, fifty-four thousand, five hundred forty".