305030250005 has 16 divisors (see below), whose sum is σ = 395044366080. Its totient is φ = 224766577728.

The previous prime is 305030249989. The next prime is 305030250013. The reversal of 305030250005 is 500052030503.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 305030250005 - 2⁴ = 305030249989 is a prime.

It is a super-2 number, since 2×305030250005² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5037695 + ... + 5097884.

It is an arithmetic number, because the mean of its divisors is an integer number (24690272880).

Almost surely, 2^305030250005 is an apocalyptic number.

It is an amenable number.

305030250005 is a deficient number, since it is larger than the sum of its proper divisors (90014116075).

305030250005 is a wasteful number, since it uses less digits than its factorization.

305030250005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10136060.

The product of its (nonzero) digits is 2250, while the sum is 23.

Adding to 305030250005 its reverse (500052030503), we get a palindrome (805082280508).

The spelling of 305030250005 in words is "three hundred five billion, thirty million, two hundred fifty thousand, five".