4045350040 has 32 divisors (see below), whose sum is σ = 9581094000. Its totient is φ = 1532974464.

The previous prime is 4045349989. The next prime is 4045350047. The reversal of 4045350040 is 400535404.

It is a super-2 number, since 2×4045350040² = 32729713892256003200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4045349987 and 4045350014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045350047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2660655 + ... + 2662174.

Almost surely, 2^4045350040 is an apocalyptic number.

4045350040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4045350040 is an abundant number, since it is smaller than the sum of its proper divisors (5535743960).

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

4045350040 is a wasteful number, since it uses less digits than its factorization.

4045350040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5322859 (or 5322855 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 4045350040 is about 63603.0662782857. The cubic root of 4045350040 is about 1593.3775806685.

Adding to 4045350040 its reverse (400535404), we get a palindrome (4445885444).

The spelling of 4045350040 in words is "four billion, forty-five million, three hundred fifty thousand, forty".