4040262044 has 72 divisors (see below), whose sum is σ = 8893993248. Its totient is φ = 1572030720.

The previous prime is 4040262043. The next prime is 4040262047. The reversal of 4040262044 is 4402620404.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040262043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281654 + ... + 295650.

It is an arithmetic number, because the mean of its divisors is an integer number (123527684).

Almost surely, 2^4040262044 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 4040262044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4446996624).

4040262044 is an abundant number, since it is smaller than the sum of its proper divisors (4853731204).

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

4040262044 is a wasteful number, since it uses less digits than its factorization.

4040262044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14095 (or 14080 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4040262044 is about 63563.0556534218. The cubic root of 4040262044 is about 1592.7092825051.

Adding to 4040262044 its reverse (4402620404), we get a palindrome (8442882448).

The spelling of 4040262044 in words is "four billion, forty million, two hundred sixty-two thousand, forty-four".