146635216231 has 16 divisors (see below), whose sum is σ = 168097881600. Its totient is φ = 125301845088.

The previous prime is 146635216223. The next prime is 146635216267. The reversal of 146635216231 is 132612536641.

It is not a de Polignac number, because 146635216231 - 2³ = 146635216223 is a prime.

It is a super-2 number, since 2×146635216231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146635210231) 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 in 15 ways as a sum of consecutive naturals, for example, 2987950 + ... + 3036628.

It is an arithmetic number, because the mean of its divisors is an integer number (10506117600).

Almost surely, 2^146635216231 is an apocalyptic number.

146635216231 is a deficient number, since it is larger than the sum of its proper divisors (21462665369).

146635216231 is an equidigital number, since it uses as much as digits as its factorization.

146635216231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49998.

The product of its digits is 155520, while the sum is 40.

The spelling of 146635216231 in words is "one hundred forty-six billion, six hundred thirty-five million, two hundred sixteen thousand, two hundred thirty-one".