922523641842 has 64 divisors (see below), whose sum is σ = 2053408164480. Its totient is φ = 273965260800.

The previous prime is 922523641687. The next prime is 922523641849. The reversal of 922523641842 is 248146325229.

It is a junction number, because it is equal to n+sod(n) for n = 922523641791 and 922523641800.

It is not an unprimeable number, because it can be changed into a prime (922523641849) 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 31 ways as a sum of consecutive naturals, for example, 31159 + ... + 1358682.

It is an arithmetic number, because the mean of its divisors is an integer number (32084502570).

Almost surely, 2^922523641842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 922523641842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1026704082240).

922523641842 is an abundant number, since it is smaller than the sum of its proper divisors (1130884522638).

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

922523641842 is a wasteful number, since it uses less digits than its factorization.

922523641842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390059.

The product of its digits is 1658880, while the sum is 48.

The spelling of 922523641842 in words is "nine hundred twenty-two billion, five hundred twenty-three million, six hundred forty-one thousand, eight hundred forty-two".