340152323423 has 8 divisors (see below), whose sum is σ = 371414776656. Its totient is φ = 308946456000.

The previous prime is 340152323393. The next prime is 340152323431. The reversal of 340152323423 is 324323251043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340152323423 - 2²⁰ = 340151274847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340152323423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340152328423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14133878 + ... + 14157923.

It is an arithmetic number, because the mean of its divisors is an integer number (46426847082).

Almost surely, 2^340152323423 is an apocalyptic number.

340152323423 is a deficient number, since it is larger than the sum of its proper divisors (31262453233).

340152323423 is a wasteful number, since it uses less digits than its factorization.

340152323423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28292905.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 340152323423 its reverse (324323251043), we get a palindrome (664475574466).

The spelling of 340152323423 in words is "three hundred forty billion, one hundred fifty-two million, three hundred twenty-three thousand, four hundred twenty-three".