146422230252 has 48 divisors (see below), whose sum is σ = 360036133632. Its totient is φ = 46223108800.

The previous prime is 146422230223. The next prime is 146422230301. The reversal of 146422230252 is 252032224641.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2598438 + ... + 2654189.

It is an arithmetic number, because the mean of its divisors is an integer number (7500752784).

Almost surely, 2^146422230252 is an apocalyptic number.

146422230252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146422230252 is an abundant number, since it is smaller than the sum of its proper divisors (213613903380).

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

146422230252 is a wasteful number, since it uses less digits than its factorization.

146422230252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5252758 (or 5252756 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 146422230252 its reverse (252032224641), we get a palindrome (398454454893).

The spelling of 146422230252 in words is "one hundred forty-six billion, four hundred twenty-two million, two hundred thirty thousand, two hundred fifty-two".