146643042258 has 96 divisors (see below), whose sum is σ = 344340172800. Its totient is φ = 44969268960.

The previous prime is 146643042257. The next prime is 146643042311. The reversal of 146643042258 is 852240346641.

146643042258 is a `hidden beast` number, since 146 + 6 + 4 + 30 + 422 + 58 = 666.

146643042258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (146643042257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2056893 + ... + 2126991.

It is an arithmetic number, because the mean of its divisors is an integer number (3586876800).

Almost surely, 2^146643042258 is an apocalyptic number.

146643042258 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 146643042258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172170086400).

146643042258 is an abundant number, since it is smaller than the sum of its proper divisors (197697130542).

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

146643042258 is a wasteful number, since it uses less digits than its factorization.

146643042258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70324 (or 70321 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

Adding to 146643042258 its reverse (852240346641), we get a palindrome (998883388899).

The spelling of 146643042258 in words is "one hundred forty-six billion, six hundred forty-three million, forty-two thousand, two hundred fifty-eight".