23152521433402 has 8 divisors (see below), whose sum is σ = 34728848781696. Its totient is φ = 11576238506172.

The previous prime is 23152521433361. The next prime is 23152521433409. The reversal of 23152521433402 is 20433412525132.

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

It is not an unprimeable number, because it can be changed into a prime (23152521433409) 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, 9770148 + ... + 11906335.

It is an arithmetic number, because the mean of its divisors is an integer number (4341106097712).

Almost surely, 2^{23152521433402} is an apocalyptic number.

23152521433402 is a deficient number, since it is larger than the sum of its proper divisors (11576327348294).

23152521433402 is a wasteful number, since it uses less digits than its factorization.

23152521433402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22210532.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 23152521433402 its reverse (20433412525132), we get a palindrome (43585933958534).

The spelling of 23152521433402 in words is "twenty-three trillion, one hundred fifty-two billion, five hundred twenty-one million, four hundred thirty-three thousand, four hundred two".