422233532225538 has 128 divisors (see below), whose sum is σ = 929774091156480. Its totient is φ = 127822376880000.

The previous prime is 422233532225537. The next prime is 422233532225573. The reversal of 422233532225538 is 835522235332224.

It is not an unprimeable number, because it can be changed into a prime (422233532225537) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42827212053 + ... + 42827221911.

It is an arithmetic number, because the mean of its divisors is an integer number (7263860087160).

Almost surely, 2^{422233532225538} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422233532225538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464887045578240).

422233532225538 is an abundant number, since it is smaller than the sum of its proper divisors (507540558930942).

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

422233532225538 is a wasteful number, since it uses less digits than its factorization.

422233532225538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14685 (or 14663 counting only the distinct ones).

The product of its digits is 20736000, while the sum is 51.

The spelling of 422233532225538 in words is "four hundred twenty-two trillion, two hundred thirty-three billion, five hundred thirty-two million, two hundred twenty-five thousand, five hundred thirty-eight".