4045503400 has 24 divisors (see below), whose sum is σ = 9405795870. Its totient is φ = 1618201280.

The previous prime is 4045503383. The next prime is 4045503421. The reversal of 4045503400 is 43055404.

4045503400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 3629098564 + 416404836 = 60242^2 + 20406^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10113559 + ... + 10113958.

Almost surely, 2^4045503400 is an apocalyptic number.

4045503400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4045503400 is an abundant number, since it is smaller than the sum of its proper divisors (5360292470).

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

4045503400 is a wasteful number, since it uses less digits than its factorization.

4045503400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20227533 (or 20227524 counting only the distinct ones).

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

The square root of 4045503400 is about 63604.2718691127. The cubic root of 4045503400 is about 1593.3977154979.

Adding to 4045503400 its reverse (43055404), we get a palindrome (4088558804).

The spelling of 4045503400 in words is "four billion, forty-five million, five hundred three thousand, four hundred".