305134155532 has 24 divisors (see below), whose sum is σ = 544198374720. Its totient is φ = 149659982160.

The previous prime is 305134155511. The next prime is 305134155559. The reversal of 305134155532 is 235551431503.

It is a junction number, because it is equal to n+sod(n) for n = 305134155491 and 305134155500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1274094 + ... + 1494517.

It is an arithmetic number, because the mean of its divisors is an integer number (22674932280).

Almost surely, 2^305134155532 is an apocalyptic number.

It is an amenable number.

305134155532 is a deficient number, since it is larger than the sum of its proper divisors (239064219188).

305134155532 is a wasteful number, since it uses less digits than its factorization.

305134155532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769141 (or 2769139 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 305134155532 in words is "three hundred five billion, one hundred thirty-four million, one hundred fifty-five thousand, five hundred thirty-two".