4040450370 has 128 divisors (see below), whose sum is σ = 12041084160. Its totient is φ = 955584000.

The previous prime is 4040450353. The next prime is 4040450371. The reversal of 4040450370 is 730540404.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4040450371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105180 + ... + 138360.

It is an arithmetic number, because the mean of its divisors is an integer number (94070970).

Almost surely, 2^4040450370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4040450370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6020542080).

4040450370 is an abundant number, since it is smaller than the sum of its proper divisors (8000633790).

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

4040450370 is a wasteful number, since it uses less digits than its factorization.

4040450370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33249 (or 33243 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 4040450370 is about 63564.5370470044. The cubic root of 4040450370 is about 1592.7340287472.

Adding to 4040450370 its reverse (730540404), we get a palindrome (4770990774).

The spelling of 4040450370 in words is "four billion, forty million, four hundred fifty thousand, three hundred seventy".