1124420402040 has 384 divisors, whose sum is σ = 3862043712000. Its totient is φ = 261047494656.

The previous prime is 1124420402009. The next prime is 1124420402093. The reversal of 1124420402040 is 402040244211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1124420402040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 88231909 + ... + 88244651.

It is an arithmetic number, because the mean of its divisors is an integer number (10057405500).

Almost surely, 2^{1124420402040} is an apocalyptic number.

1124420402040 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 1124420402040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1931021856000).

1124420402040 is an abundant number, since it is smaller than the sum of its proper divisors (2737623309960).

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

1124420402040 is a wasteful number, since it uses less digits than its factorization.

1124420402040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13031 (or 13014 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 1124420402040 its reverse (402040244211), we get a palindrome (1526460646251).

The spelling of 1124420402040 in words is "one trillion, one hundred twenty-four billion, four hundred twenty million, four hundred two thousand, forty".