30523252313205 has 128 divisors (see below), whose sum is σ = 54954214318080. Its totient is φ = 16073295264000.

The previous prime is 30523252313201. The next prime is 30523252313219. The reversal of 30523252313205 is 50231325232503.

30523252313205 is a `hidden beast` number, since 3 + 0 + 5 + 2 + 325 + 2 + 3 + 1 + 320 + 5 = 666.

It is not a de Polignac number, because 30523252313205 - 2² = 30523252313201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30523252313205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30523252313201) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3886823059 + ... + 3886830911.

It is an arithmetic number, because the mean of its divisors is an integer number (429329799360).

Almost surely, 2^{30523252313205} is an apocalyptic number.

It is an amenable number.

30523252313205 is a deficient number, since it is larger than the sum of its proper divisors (24430962004875).

30523252313205 is a wasteful number, since it uses less digits than its factorization.

30523252313205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9080 (or 9074 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 30523252313205 its reverse (50231325232503), we get a palindrome (80754577545708).

The spelling of 30523252313205 in words is "thirty trillion, five hundred twenty-three billion, two hundred fifty-two million, three hundred thirteen thousand, two hundred five".