1082388011544 has 1152 divisors, whose sum is σ = 4014972748800. Its totient is φ = 267942850560.

The previous prime is 1082388011533. The next prime is 1082388011599. The reversal of 1082388011544 is 4451108832801.

1082388011544 is a `hidden beast` number, since 1 + 0 + 8 + 23 + 8 + 80 + 1 + 1 + 544 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1082388011544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 3480347149 + ... + 3480347459.

It is an arithmetic number, because the mean of its divisors is an integer number (3485219400).

Almost surely, 2^{1082388011544} is an apocalyptic number.

1082388011544 is a gapful number since it is divisible by the number (14) 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 1082388011544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2007486374400).

1082388011544 is an abundant number, since it is smaller than the sum of its proper divisors (2932584737256).

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

1082388011544 is a wasteful number, since it uses less digits than its factorization.

1082388011544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The spelling of 1082388011544 in words is "one trillion, eighty-two billion, three hundred eighty-eight million, eleven thousand, five hundred forty-four".