305053028055 has 12 divisors (see below), whose sum is σ = 528758582040. Its totient is φ = 162694948272.

The previous prime is 305053028017. The next prime is 305053028101. The reversal of 305053028055 is 550820350503.

305053028055 is a `hidden beast` number, since 3 + 0 + 50 + 530 + 28 + 0 + 55 = 666.

It is not a de Polignac number, because 305053028055 - 2¹³ = 305053019863 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3389478045 + ... + 3389478134.

It is an arithmetic number, because the mean of its divisors is an integer number (44063215170).

Almost surely, 2^305053028055 is an apocalyptic number.

305053028055 is a deficient number, since it is larger than the sum of its proper divisors (223705553985).

305053028055 is a wasteful number, since it uses less digits than its factorization.

305053028055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6778956190 (or 6778956187 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 305053028055 its reverse (550820350503), we get a palindrome (855873378558).

The spelling of 305053028055 in words is "three hundred five billion, fifty-three million, twenty-eight thousand, fifty-five".