146604216231 has 24 divisors (see below), whose sum is σ = 236647167120. Its totient is φ = 86683939200.

The previous prime is 146604216179. The next prime is 146604216271. The reversal of 146604216231 is 132612406641.

146604216231 is a `hidden beast` number, since 1 + 4 + 6 + 6 + 0 + 4 + 21 + 623 + 1 = 666.

It is not a de Polignac number, because 146604216231 - 2⁶ = 146604216167 is a prime.

It is a super-2 number, since 2×146604216231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146604216271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18055096 + ... + 18063213.

It is an arithmetic number, because the mean of its divisors is an integer number (9860298630).

Almost surely, 2^146604216231 is an apocalyptic number.

146604216231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

146604216231 is a deficient number, since it is larger than the sum of its proper divisors (90042950889).

146604216231 is a wasteful number, since it uses less digits than its factorization.

146604216231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36118367 (or 36118364 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 146604216231 in words is "one hundred forty-six billion, six hundred four million, two hundred sixteen thousand, two hundred thirty-one".