1913147283222 has 160 divisors (see below), whose sum is σ = 4970490117120. Its totient is φ = 538693908480.

The previous prime is 1913147283197. The next prime is 1913147283253. The reversal of 1913147283222 is 2223827413191.

1913147283222 is a `hidden beast` number, since 1 + 9 + 1 + 3 + 147 + 283 + 222 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 48984022 + ... + 49023062.

It is an arithmetic number, because the mean of its divisors is an integer number (31065563232).

Almost surely, 2^{1913147283222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1913147283222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2485245058560).

1913147283222 is an abundant number, since it is smaller than the sum of its proper divisors (3057342833898).

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

1913147283222 is a wasteful number, since it uses less digits than its factorization.

1913147283222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39688 (or 39679 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The spelling of 1913147283222 in words is "one trillion, nine hundred thirteen billion, one hundred forty-seven million, two hundred eighty-three thousand, two hundred twenty-two".