23621261352 has 32 divisors (see below), whose sum is σ = 63595704480. Its totient is φ = 7268080320.

The previous prime is 23621261351. The next prime is 23621261357. The reversal of 23621261352 is 25316212632.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23621261351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37854274 + ... + 37854897.

It is an arithmetic number, because the mean of its divisors is an integer number (1987365765).

Almost surely, 2^23621261352 is an apocalyptic number.

It is an amenable number.

23621261352 is an abundant number, since it is smaller than the sum of its proper divisors (39974443128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23621261352 is a wasteful number, since it uses less digits than its factorization.

23621261352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75709193 (or 75709189 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

Adding to 23621261352 its reverse (25316212632), we get a palindrome (48937473984).

The spelling of 23621261352 in words is "twenty-three billion, six hundred twenty-one million, two hundred sixty-one thousand, three hundred fifty-two".