1214555314144 has 12 divisors (see below), whose sum is σ = 2391155774784. Its totient is φ = 607277657056.

The previous prime is 1214555314139. The next prime is 1214555314187. The reversal of 1214555314144 is 4414135554121.

It is a super-2 number, since 2×1214555314144² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1214555314097 and 1214555314106.

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, 18977426752 + ... + 18977426815.

It is an arithmetic number, because the mean of its divisors is an integer number (199262981232).

Almost surely, 2^{1214555314144} is an apocalyptic number.

It is an amenable number.

1214555314144 is a deficient number, since it is larger than the sum of its proper divisors (1176600460640).

1214555314144 is an equidigital number, since it uses as much as digits as its factorization.

1214555314144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37954853577 (or 37954853569 counting only the distinct ones).

The product of its digits is 192000, while the sum is 40.

The spelling of 1214555314144 in words is "one trillion, two hundred fourteen billion, five hundred fifty-five million, three hundred fourteen thousand, one hundred forty-four".