306213434524323 has 24 divisors (see below), whose sum is σ = 468640111088448. Its totient is φ = 192005229725952.

The previous prime is 306213434524313. The next prime is 306213434524331. The reversal of 306213434524323 is 323425434312603.

It is a happy number.

306213434524323 is a `hidden beast` number, since 3 + 0 + 6 + 2 + 1 + 343 + 45 + 243 + 23 = 666.

It is not a de Polignac number, because 306213434524323 - 2¹³ = 306213434516131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (306213434524303) 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, 670031115 + ... + 670487972.

It is an arithmetic number, because the mean of its divisors is an integer number (19526671295352).

Almost surely, 2^{306213434524323} is an apocalyptic number.

306213434524323 is a deficient number, since it is larger than the sum of its proper divisors (162426676564125).

306213434524323 is a wasteful number, since it uses less digits than its factorization.

306213434524323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340520603 (or 1340520600 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 45.

Adding to 306213434524323 its reverse (323425434312603), we get a palindrome (629638868836926).

The spelling of 306213434524323 in words is "three hundred six trillion, two hundred thirteen billion, four hundred thirty-four million, five hundred twenty-four thousand, three hundred twenty-three".