1382776440960 has 384 divisors, whose sum is σ = 4622972356800. Its totient is φ = 351092711424.

The previous prime is 1382776440959. The next prime is 1382776440973. The reversal of 1382776440960 is 690446772831.

It is a tau number, because it is divible by the number of its divisors (384).

It is a self number, because there is not a number n which added to its sum of digits gives 1382776440960.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2527927407 + ... + 2527927953.

Almost surely, 2^{1382776440960} is an apocalyptic number.

1382776440960 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 1382776440960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2311486178400).

1382776440960 is an abundant number, since it is smaller than the sum of its proper divisors (3240195915840).

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

1382776440960 is an frugal number, since it uses more digits than its factorization.

1382776440960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 57.

The spelling of 1382776440960 in words is "one trillion, three hundred eighty-two billion, seven hundred seventy-six million, four hundred forty thousand, nine hundred sixty".