1843178113140 has 288 divisors, whose sum is σ = 6474390289920. Its totient is φ = 388343660544.

The previous prime is 1843178113081. The next prime is 1843178113151. The reversal of 1843178113140 is 413118713481.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 1843178113092 and 1843178113101.

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, 27446644 + ... + 27513716.

It is an arithmetic number, because the mean of its divisors is an integer number (22480521840).

Almost surely, 2^{1843178113140} is an apocalyptic number.

1843178113140 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 1843178113140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3237195144960).

1843178113140 is an abundant number, since it is smaller than the sum of its proper divisors (4631212176780).

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

1843178113140 is a wasteful number, since it uses less digits than its factorization.

1843178113140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67831 (or 67822 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 42.

The spelling of 1843178113140 in words is "one trillion, eight hundred forty-three billion, one hundred seventy-eight million, one hundred thirteen thousand, one hundred forty".