4045011040 has 96 divisors (see below), whose sum is σ = 10962653184. Its totient is φ = 1381639680.

The previous prime is 4045011011. The next prime is 4045011079. The reversal of 4045011040 is 401105404.

It is a super-2 number, since 2×4045011040² = 32724228627443763200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4045010999 and 4045011017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296857 + ... + 310183.

It is an arithmetic number, because the mean of its divisors is an integer number (114194304).

Almost surely, 2^4045011040 is an apocalyptic number.

4045011040 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 4045011040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5481326592).

4045011040 is an abundant number, since it is smaller than the sum of its proper divisors (6917642144).

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

4045011040 is a wasteful number, since it uses less digits than its factorization.

4045011040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13620 (or 13612 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 4045011040 is about 63600.4012565959. The cubic root of 4045011040 is about 1593.3330711219. Note that the first 3 decimals are identical.

Adding to 4045011040 its reverse (401105404), we get a palindrome (4446116444).

The spelling of 4045011040 in words is "four billion, forty-five million, eleven thousand, forty".