842318147945376 has 144 divisors (see below), whose sum is σ = 2536271705455488. Its totient is φ = 264253861939200.

The previous prime is 842318147945369. The next prime is 842318147945377. The reversal of 842318147945376 is 673549741813248.

It is a happy number.

842318147945376 is a `hidden beast` number, since 8 + 4 + 2 + 3 + 1 + 8 + 14 + 79 + 4 + 537 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (842318147945377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 485654761 + ... + 487386071.

It is an arithmetic number, because the mean of its divisors is an integer number (17612997954552).

Almost surely, 2^{842318147945376} is an apocalyptic number.

It is an amenable number.

842318147945376 is an abundant number, since it is smaller than the sum of its proper divisors (1693953557510112).

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

842318147945376 is a wasteful number, since it uses less digits than its factorization.

842318147945376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830715 (or 1830704 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 72.

The spelling of 842318147945376 in words is "eight hundred forty-two trillion, three hundred eighteen billion, one hundred forty-seven million, nine hundred forty-five thousand, three hundred seventy-six".