23621345152 has 16 divisors (see below), whose sum is σ = 47058148800. Its totient is φ = 11810672512.

The previous prime is 23621345149. The next prime is 23621345239. The reversal of 23621345152 is 25154312632.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92270752 + ... + 92271007.

It is an arithmetic number, because the mean of its divisors is an integer number (2941134300).

Almost surely, 2^23621345152 is an apocalyptic number.

It is an amenable number.

23621345152 is a deficient number, since it is larger than the sum of its proper divisors (23436803648).

23621345152 is an equidigital number, since it uses as much as digits as its factorization.

23621345152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184541773 (or 184541761 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

Adding to 23621345152 its reverse (25154312632), we get a palindrome (48775657784).

The spelling of 23621345152 in words is "twenty-three billion, six hundred twenty-one million, three hundred forty-five thousand, one hundred fifty-two".