145310478333218 has 32 divisors (see below), whose sum is σ = 237848410679040. Its totient is φ = 66031433778960.

The previous prime is 145310478333203. The next prime is 145310478333227. The reversal of 145310478333218 is 812333874013541.

It is a super-2 number, since 2×145310478333218² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145310478333218.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2105334713 + ... + 2105403731.

It is an arithmetic number, because the mean of its divisors is an integer number (7432762833720).

Almost surely, 2^{145310478333218} is an apocalyptic number.

145310478333218 is a deficient number, since it is larger than the sum of its proper divisors (92537932345822).

145310478333218 is a wasteful number, since it uses less digits than its factorization.

145310478333218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94862.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 145310478333218 in words is "one hundred forty-five trillion, three hundred ten billion, four hundred seventy-eight million, three hundred thirty-three thousand, two hundred eighteen".