23015243434 has 8 divisors (see below), whose sum is σ = 36023859360. Its totient is φ = 11007290316.

The previous prime is 23015243401. The next prime is 23015243437. The reversal of 23015243434 is 43434251032.

It is a happy number.

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

It is a super-2 number, since 2×23015243434² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23015243396 and 23015243405.

It is not an unprimeable number, because it can be changed into a prime (23015243437) 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, 250165644 + ... + 250165735.

It is an arithmetic number, because the mean of its divisors is an integer number (4502982420).

Almost surely, 2^23015243434 is an apocalyptic number.

23015243434 is a deficient number, since it is larger than the sum of its proper divisors (13008615926).

23015243434 is a wasteful number, since it uses less digits than its factorization.

23015243434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500331404.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 23015243434 its reverse (43434251032), we get a palindrome (66449494466).

The spelling of 23015243434 in words is "twenty-three billion, fifteen million, two hundred forty-three thousand, four hundred thirty-four".