1204423334240 has 192 divisors, whose sum is σ = 3292433464320. Its totient is φ = 407828183040.

The previous prime is 1204423334209. The next prime is 1204423334267. The reversal of 1204423334240 is 424333244021.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 1204423334197 and 1204423334206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37951019 + ... + 37982741.

It is an arithmetic number, because the mean of its divisors is an integer number (17148090960).

Almost surely, 2^{1204423334240} is an apocalyptic number.

1204423334240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1204423334240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1646216732160).

1204423334240 is an abundant number, since it is smaller than the sum of its proper divisors (2088010130080).

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

1204423334240 is a wasteful number, since it uses less digits than its factorization.

1204423334240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32165 (or 32157 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 1204423334240 its reverse (424333244021), we get a palindrome (1628756578261).

The spelling of 1204423334240 in words is "one trillion, two hundred four billion, four hundred twenty-three million, three hundred thirty-four thousand, two hundred forty".