30545135067 has 32 divisors (see below), whose sum is σ = 44310888000. Its totient is φ = 18637959168.

The previous prime is 30545135063. The next prime is 30545135069. The reversal of 30545135067 is 76053154503.

It is not a de Polignac number, because 30545135067 - 2² = 30545135063 is a prime.

It is a super-2 number, since 2×30545135067² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30545135063) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 5750809 + ... + 5756117.

It is an arithmetic number, because the mean of its divisors is an integer number (1384715250).

Almost surely, 2^30545135067 is an apocalyptic number.

30545135067 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

30545135067 is a deficient number, since it is larger than the sum of its proper divisors (13765752933).

30545135067 is a wasteful number, since it uses less digits than its factorization.

30545135067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8415.

The product of its (nonzero) digits is 189000, while the sum is 39.

The spelling of 30545135067 in words is "thirty billion, five hundred forty-five million, one hundred thirty-five thousand, sixty-seven".