1104398356140 has 192 divisors, whose sum is σ = 3560003637120. Its totient is φ = 284010209280.

The previous prime is 1104398356129. The next prime is 1104398356147. The reversal of 1104398356140 is 416538934011.

1104398356140 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 3 + 9 + 83 + 561 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1104398356147) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2013160 + ... + 2502320.

It is an arithmetic number, because the mean of its divisors is an integer number (18541685610).

Almost surely, 2^{1104398356140} is an apocalyptic number.

1104398356140 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 1104398356140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1780001818560).

1104398356140 is an abundant number, since it is smaller than the sum of its proper divisors (2455605280980).

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

1104398356140 is a wasteful number, since it uses less digits than its factorization.

1104398356140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489329 (or 489321 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 1104398356140 in words is "one trillion, one hundred four billion, three hundred ninety-eight million, three hundred fifty-six thousand, one hundred forty".