1383287772000 has 384 divisors, whose sum is σ = 4659665512320. Its totient is φ = 358480281600.

The previous prime is 1383287771993. The next prime is 1383287772029. The reversal of 1383287772000 is 2777823831.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 572314792 + ... + 572317208.

It is an arithmetic number, because the mean of its divisors is an integer number (12134545605).

Almost surely, 2^{1383287772000} is an apocalyptic number.

1383287772000 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 1383287772000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2329832756160).

1383287772000 is an abundant number, since it is smaller than the sum of its proper divisors (3276377740320).

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

1383287772000 is a wasteful number, since it uses less digits than its factorization.

1383287772000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771 (or 3753 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 48.

The spelling of 1383287772000 in words is "one trillion, three hundred eighty-three billion, two hundred eighty-seven million, seven hundred seventy-two thousand".