1319919119856 has 200 divisors, whose sum is σ = 4069774923984. Its totient is φ = 411550709760.

The previous prime is 1319919119833. The next prime is 1319919119891. The reversal of 1319919119856 is 6589119199131.

It is a super-2 number, since 2×1319919119856² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1319919119793 and 1319919119802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3407446 + ... + 3774986.

Almost surely, 2^{1319919119856} is an apocalyptic number.

1319919119856 is a gapful number since it is divisible by the number (16) 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 1319919119856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2034887461992).

1319919119856 is an abundant number, since it is smaller than the sum of its proper divisors (2749855804128).

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

1319919119856 is a wasteful number, since it uses less digits than its factorization.

1319919119856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367741 (or 367726 counting only the distinct ones).

The product of its digits is 4723920, while the sum is 63.

The spelling of 1319919119856 in words is "one trillion, three hundred nineteen billion, nine hundred nineteen million, one hundred nineteen thousand, eight hundred fifty-six".