1382611123640 has 128 divisors (see below), whose sum is σ = 3179058969600. Its totient is φ = 541049034240.

The previous prime is 1382611123549. The next prime is 1382611123643. The reversal of 1382611123640 is 463211162831.

It is a super-2 number, since 2×1382611123640² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1382611123594 and 1382611123603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1382611123643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264510707 + ... + 264515933.

It is an arithmetic number, because the mean of its divisors is an integer number (24836398200).

Almost surely, 2^{1382611123640} is an apocalyptic number.

1382611123640 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 1382611123640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1589529484800).

1382611123640 is an abundant number, since it is smaller than the sum of its proper divisors (1796447845960).

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

1382611123640 is a wasteful number, since it uses less digits than its factorization.

1382611123640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5965 (or 5961 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 1382611123640 in words is "one trillion, three hundred eighty-two billion, six hundred eleven million, one hundred twenty-three thousand, six hundred forty".