3842855653122 has 24 divisors (see below), whose sum is σ = 8332606872876. Its totient is φ = 1279964249856.

The previous prime is 3842855653121. The next prime is 3842855653157. The reversal of 3842855653122 is 2213565582483.

3842855653122 is a `hidden beast` number, since 3 + 8 + 4 + 2 + 85 + 5 + 6 + 531 + 22 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3842654552361 + 201100761 = 1960269^2 + 14181^2 .

It is not an unprimeable number, because it can be changed into a prime (3842855653121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82278883 + ... + 82325574.

Almost surely, 2^{3842855653122} is an apocalyptic number.

3842855653122 is an abundant number, since it is smaller than the sum of its proper divisors (4489751219754).

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

3842855653122 is a wasteful number, since it uses less digits than its factorization.

3842855653122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164605762 (or 164605759 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 54.

The spelling of 3842855653122 in words is "three trillion, eight hundred forty-two billion, eight hundred fifty-five million, six hundred fifty-three thousand, one hundred twenty-two".