145355064212 has 6 divisors (see below), whose sum is σ = 254371362378. Its totient is φ = 72677532104.

The previous prime is 145355064187. The next prime is 145355064251. The reversal of 145355064212 is 212460553541.

145355064212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 140365619716 + 4989444496 = 374654^2 + 70636^2 .

It is a super-2 number, since 2×145355064212² (a number of 23 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 (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18169383023 + ... + 18169383030.

It is an arithmetic number, because the mean of its divisors is an integer number (42395227063).

Almost surely, 2^145355064212 is an apocalyptic number.

It is an amenable number.

145355064212 is a deficient number, since it is larger than the sum of its proper divisors (109016298166).

145355064212 is a wasteful number, since it uses less digits than its factorization.

145355064212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36338766057 (or 36338766055 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 145355064212 in words is "one hundred forty-five billion, three hundred fifty-five million, sixty-four thousand, two hundred twelve".