12340743704653 has 16 divisors (see below), whose sum is σ = 15237133574656. Its totient is φ = 9732909663360.

The previous prime is 12340743704633. The next prime is 12340743704669. The reversal of 12340743704653 is 35640734704321.

It is a happy number.

It is not a de Polignac number, because 12340743704653 - 2¹³ = 12340743696461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12340743704597 and 12340743704606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12340743704633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216605013 + ... + 216661978.

It is an arithmetic number, because the mean of its divisors is an integer number (952320848416).

Almost surely, 2^{12340743704653} is an apocalyptic number.

12340743704653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12340743704653 is a deficient number, since it is larger than the sum of its proper divisors (2896389870003).

12340743704653 is a wasteful number, since it uses less digits than its factorization.

12340743704653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433267324.

The product of its (nonzero) digits is 5080320, while the sum is 49.

The spelling of 12340743704653 in words is "twelve trillion, three hundred forty billion, seven hundred forty-three million, seven hundred four thousand, six hundred fifty-three".