2340053797409 has 4 divisors (see below), whose sum is σ = 2477704020804. Its totient is φ = 2202403574016.

The previous prime is 2340053797303. The next prime is 2340053797429. The reversal of 2340053797409 is 9047973500432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 887546757409 + 1452507040000 = 942097^2 + 1205200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2340053797409 is a prime.

It is a super-2 number, since 2×2340053797409² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2340053797429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68825111672 + ... + 68825111705.

It is an arithmetic number, because the mean of its divisors is an integer number (619426005201).

Almost surely, 2^{2340053797409} is an apocalyptic number.

It is an amenable number.

2340053797409 is a deficient number, since it is larger than the sum of its proper divisors (137650223395).

2340053797409 is a wasteful number, since it uses less digits than its factorization.

2340053797409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137650223394.

The product of its (nonzero) digits is 5715360, while the sum is 53.

The spelling of 2340053797409 in words is "two trillion, three hundred forty billion, fifty-three million, seven hundred ninety-seven thousand, four hundred nine".