23435242534 has 32 divisors (see below), whose sum is σ = 38656797696. Its totient is φ = 10567089120.

The previous prime is 23435242529. The next prime is 23435242591. The reversal of 23435242534 is 43524253432.

It is a junction number, because it is equal to n+sod(n) for n = 23435242493 and 23435242502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1496107 + ... + 1511689.

It is an arithmetic number, because the mean of its divisors is an integer number (1208024928).

Almost surely, 2^23435242534 is an apocalyptic number.

23435242534 is a deficient number, since it is larger than the sum of its proper divisors (15221555162).

23435242534 is a wasteful number, since it uses less digits than its factorization.

23435242534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16140.

The product of its digits is 345600, while the sum is 37.

Adding to 23435242534 its reverse (43524253432), we get a palindrome (66959495966).

The spelling of 23435242534 in words is "twenty-three billion, four hundred thirty-five million, two hundred forty-two thousand, five hundred thirty-four".