305320430124 has 18 divisors (see below), whose sum is σ = 771782198460. Its totient is φ = 101773476696.

The previous prime is 305320430089. The next prime is 305320430131. The reversal of 305320430124 is 421034023503.

305320430124 is a `hidden beast` number, since 3 + 0 + 532 + 0 + 4 + 3 + 0 + 124 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×305320430124² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4240561494 + ... + 4240561565.

Almost surely, 2^305320430124 is an apocalyptic number.

It is an amenable number.

305320430124 is an abundant number, since it is smaller than the sum of its proper divisors (466461768336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305320430124 is a wasteful number, since it uses less digits than its factorization.

305320430124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8481123069 (or 8481123064 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 305320430124 its reverse (421034023503), we get a palindrome (726354453627).

The spelling of 305320430124 in words is "three hundred five billion, three hundred twenty million, four hundred thirty thousand, one hundred twenty-four".