922081154838 has 16 divisors (see below), whose sum is σ = 1844386731696. Its totient is φ = 307322981280.

The previous prime is 922081154831. The next prime is 922081154851. The reversal of 922081154838 is 838451180229.

922081154838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×922081154838² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922081154831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9297481 + ... + 9396132.

It is an arithmetic number, because the mean of its divisors is an integer number (115274170731).

Almost surely, 2^922081154838 is an apocalyptic number.

922081154838 is an abundant number, since it is smaller than the sum of its proper divisors (922305576858).

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

922081154838 is a wasteful number, since it uses less digits than its factorization.

922081154838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18701839.

The product of its (nonzero) digits is 1105920, while the sum is 51.

The spelling of 922081154838 in words is "nine hundred twenty-two billion, eighty-one million, one hundred fifty-four thousand, eight hundred thirty-eight".