1340350034250 has 128 divisors (see below), whose sum is σ = 3428880698880. Its totient is φ = 348528960000.

The previous prime is 1340350034239. The next prime is 1340350034263. The reversal of 1340350034250 is 524300530431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65825571 + ... + 65845929.

It is an arithmetic number, because the mean of its divisors is an integer number (26788130460).

Almost surely, 2^{1340350034250} is an apocalyptic number.

1340350034250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340350034250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1714440349440).

1340350034250 is an abundant number, since it is smaller than the sum of its proper divisors (2088530664630).

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

1340350034250 is a wasteful number, since it uses less digits than its factorization.

1340350034250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22561 (or 22551 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 1340350034250 its reverse (524300530431), we get a palindrome (1864650564681).

The spelling of 1340350034250 in words is "one trillion, three hundred forty billion, three hundred fifty million, thirty-four thousand, two hundred fifty".