1040422344220 has 48 divisors (see below), whose sum is σ = 2505899890368. Its totient is φ = 355446766080.

The previous prime is 1040422344209. The next prime is 1040422344223. The reversal of 1040422344220 is 224432240401.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040422344223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13184127 + ... + 13262806.

It is an arithmetic number, because the mean of its divisors is an integer number (52206247716).

Almost surely, 2^{1040422344220} is an apocalyptic number.

1040422344220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040422344220 is an abundant number, since it is smaller than the sum of its proper divisors (1465477546148).

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

1040422344220 is a wasteful number, since it uses less digits than its factorization.

1040422344220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26447230 (or 26447228 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 1040422344220 its reverse (224432240401), we get a palindrome (1264854584621).

The spelling of 1040422344220 in words is "one trillion, forty billion, four hundred twenty-two million, three hundred forty-four thousand, two hundred twenty".