4281781213336 has 32 divisors (see below), whose sum is σ = 8758287028800. Its totient is φ = 1946242369440.

The previous prime is 4281781213327. The next prime is 4281781213399. The reversal of 4281781213336 is 6333121871824.

It is a self number, because there is not a number n which added to its sum of digits gives 4281781213336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9669271 + ... + 10102393.

It is an arithmetic number, because the mean of its divisors is an integer number (273696469650).

Almost surely, 2^{4281781213336} is an apocalyptic number.

It is an amenable number.

4281781213336 is an abundant number, since it is smaller than the sum of its proper divisors (4476505815464).

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

4281781213336 is a wasteful number, since it uses less digits than its factorization.

4281781213336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545479 (or 545475 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The spelling of 4281781213336 in words is "four trillion, two hundred eighty-one billion, seven hundred eighty-one million, two hundred thirteen thousand, three hundred thirty-six".