4115523440 has 40 divisors (see below), whose sum is σ = 10935535200. Its totient is φ = 1411036416.

The previous prime is 4115523439. The next prime is 4115523521. The reversal of 4115523440 is 443255114.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3674015 + ... + 3675134.

It is an arithmetic number, because the mean of its divisors is an integer number (273388380).

Almost surely, 2^4115523440 is an apocalyptic number.

4115523440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4115523440 is an abundant number, since it is smaller than the sum of its proper divisors (6820011760).

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

4115523440 is a wasteful number, since it uses less digits than its factorization.

4115523440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7349169 (or 7349163 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4115523440 is about 64152.3455533779. The cubic root of 4115523440 is about 1602.5380862782.

Adding to 4115523440 its reverse (443255114), we get a palindrome (4558778554).

The spelling of 4115523440 in words is "four billion, one hundred fifteen million, five hundred twenty-three thousand, four hundred forty".