1004344040120 has 32 divisors (see below), whose sum is σ = 2259819712800. Its totient is φ = 401729505408.

The previous prime is 1004344040113. The next prime is 1004344040137. The reversal of 1004344040120 is 210404434001.

It is a happy number.

It is a super-2 number, since 2×1004344040120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1999922 + ... + 2451198.

It is an arithmetic number, because the mean of its divisors is an integer number (70619366025).

Almost surely, 2^{1004344040120} is an apocalyptic number.

1004344040120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004344040120 is an abundant number, since it is smaller than the sum of its proper divisors (1255475672680).

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

1004344040120 is a wasteful number, since it uses less digits than its factorization.

1004344040120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506927 (or 506923 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1004344040120 its reverse (210404434001), we get a palindrome (1214748474121).

The spelling of 1004344040120 in words is "one trillion, four billion, three hundred forty-four million, forty thousand, one hundred twenty".