146323530240 has 80 divisors (see below), whose sum is σ = 467778060288. Its totient is φ = 39019606016.

The previous prime is 146323530209. The next prime is 146323530263. The reversal of 146323530240 is 42035323641.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9518592 + ... + 9533951.

Almost surely, 2^146323530240 is an apocalyptic number.

146323530240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146323530240 is an abundant number, since it is smaller than the sum of its proper divisors (321454530048).

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

146323530240 is an equidigital number, since it uses as much as digits as its factorization.

146323530240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19052569 (or 19052553 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 146323530240 its reverse (42035323641), we get a palindrome (188358853881).

The spelling of 146323530240 in words is "one hundred forty-six billion, three hundred twenty-three million, five hundred thirty thousand, two hundred forty".