146217484646 has 4 divisors (see below), whose sum is σ = 219326226972. Its totient is φ = 73108742322.

The previous prime is 146217484627. The next prime is 146217484649. The reversal of 146217484646 is 646484712641.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146217484649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36554371160 + ... + 36554371163.

It is an arithmetic number, because the mean of its divisors is an integer number (54831556743).

Almost surely, 2^146217484646 is an apocalyptic number.

146217484646 is a deficient number, since it is larger than the sum of its proper divisors (73108742326).

146217484646 is an equidigital number, since it uses as much as digits as its factorization.

146217484646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73108742325.

The product of its digits is 6193152, while the sum is 53.

The spelling of 146217484646 in words is "one hundred forty-six billion, two hundred seventeen million, four hundred eighty-four thousand, six hundred forty-six".