23423003204351 has 4 divisors (see below), whose sum is σ = 24800826922272. Its totient is φ = 22045179486432.

The previous prime is 23423003204347. The next prime is 23423003204431. The reversal of 23423003204351 is 15340230032432.

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

It is a cyclic number.

It is not a de Polignac number, because 23423003204351 - 2² = 23423003204347 is a prime.

It is a super-2 number, since 2×23423003204351² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23423003204311) 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, 688911858935 + ... + 688911858968.

It is an arithmetic number, because the mean of its divisors is an integer number (6200206730568).

Almost surely, 2^{23423003204351} is an apocalyptic number.

23423003204351 is a deficient number, since it is larger than the sum of its proper divisors (1377823717921).

23423003204351 is a wasteful number, since it uses less digits than its factorization.

23423003204351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377823717920.

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

Adding to 23423003204351 its reverse (15340230032432), we get a palindrome (38763233236783).

The spelling of 23423003204351 in words is "twenty-three trillion, four hundred twenty-three billion, three million, two hundred four thousand, three hundred fifty-one".