23352153442 has 4 divisors (see below), whose sum is σ = 35028230166. Its totient is φ = 11676076720.

The previous prime is 23352153439. The next prime is 23352153499. The reversal of 23352153442 is 24435125332.

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

It can be written as a sum of positive squares in only one way, i.e., 20802004441 + 2550149001 = 144229^2 + 50499^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23352153398 and 23352153407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5838038359 + ... + 5838038362.

Almost surely, 2^23352153442 is an apocalyptic number.

23352153442 is a deficient number, since it is larger than the sum of its proper divisors (11676076724).

23352153442 is a wasteful number, since it uses less digits than its factorization.

23352153442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11676076723.

The product of its digits is 86400, while the sum is 34.

Adding to 23352153442 its reverse (24435125332), we get a palindrome (47787278774).

The spelling of 23352153442 in words is "twenty-three billion, three hundred fifty-two million, one hundred fifty-three thousand, four hundred forty-two".