1214440345340 has 24 divisors (see below), whose sum is σ = 2598444061920. Its totient is φ = 476610550208.

The previous prime is 1214440345333. The next prime is 1214440345367. The reversal of 1214440345340 is 435430444121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1214440345340.

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 in 7 ways as a sum of consecutive naturals, for example, 572848160 + ... + 572850279.

It is an arithmetic number, because the mean of its divisors is an integer number (108268502580).

Almost surely, 2^{1214440345340} is an apocalyptic number.

1214440345340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1214440345340 is an abundant number, since it is smaller than the sum of its proper divisors (1384003716580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1214440345340 is a wasteful number, since it uses less digits than its factorization.

1214440345340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145698501 (or 1145698499 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 1214440345340 its reverse (435430444121), we get a palindrome (1649870789461).

The spelling of 1214440345340 in words is "one trillion, two hundred fourteen billion, four hundred forty million, three hundred forty-five thousand, three hundred forty".