23143430350513 has 8 divisors (see below), whose sum is σ = 25249389977376. Its totient is φ = 21037805959200.

The previous prime is 23143430350471. The next prime is 23143430350543. The reversal of 23143430350513 is 31505303434132.

It is a happy number.

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 23143430350513 - 2³⁷ = 23005991397041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23143430350543) 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, 83664523 + ... + 83940688.

It is an arithmetic number, because the mean of its divisors is an integer number (3156173747172).

Almost surely, 2^{23143430350513} is an apocalyptic number.

It is an amenable number.

23143430350513 is a deficient number, since it is larger than the sum of its proper divisors (2105959626863).

23143430350513 is a wasteful number, since it uses less digits than its factorization.

23143430350513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167617775.

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 23143430350513 its reverse (31505303434132), we get a palindrome (54648733784645).

The spelling of 23143430350513 in words is "twenty-three trillion, one hundred forty-three billion, four hundred thirty million, three hundred fifty thousand, five hundred thirteen".