614220450212 has 6 divisors (see below), whose sum is σ = 1074885787878. Its totient is φ = 307110225104.

The previous prime is 614220450211. The next prime is 614220450229. The reversal of 614220450212 is 212054022416.

It can be written as a sum of positive squares in only one way, i.e., 403967021056 + 210253429156 = 635584^2 + 458534^2 .

It is a super-2 number, since 2×614220450212² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (614220450211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76777556273 + ... + 76777556280.

It is an arithmetic number, because the mean of its divisors is an integer number (179147631313).

Almost surely, 2^614220450212 is an apocalyptic number.

It is an amenable number.

614220450212 is a deficient number, since it is larger than the sum of its proper divisors (460665337666).

614220450212 is a wasteful number, since it uses less digits than its factorization.

614220450212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153555112557 (or 153555112555 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 614220450212 its reverse (212054022416), we get a palindrome (826274472628).

The spelling of 614220450212 in words is "six hundred fourteen billion, two hundred twenty million, four hundred fifty thousand, two hundred twelve".