1799912365056 has 528 divisors, whose sum is σ = 5790732098400. Its totient is φ = 552029257728.

The previous prime is 1799912364949. The next prime is 1799912365057. The reversal of 1799912365056 is 6505632199971.

1799912365056 is a `hidden beast` number, since 1 + 7 + 9 + 9 + 91 + 2 + 36 + 505 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1799912364984 and 1799912365002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1799912365057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2658658990 + ... + 2658659666.

Almost surely, 2^{1799912365056} is an apocalyptic number.

1799912365056 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 1799912365056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2895366049200).

1799912365056 is an abundant number, since it is smaller than the sum of its proper divisors (3990819733344).

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

1799912365056 is a wasteful number, since it uses less digits than its factorization.

1799912365056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1264 counting only the distinct ones).

The product of its (nonzero) digits is 27556200, while the sum is 63.

The spelling of 1799912365056 in words is "one trillion, seven hundred ninety-nine billion, nine hundred twelve million, three hundred sixty-five thousand, fifty-six".