23634215240012 has 24 divisors (see below), whose sum is σ = 44542880130000. Its totient is φ = 10907738243136.

The previous prime is 23634215239991. The next prime is 23634215240017. The reversal of 23634215240012 is 21004251243632.

It is a happy number.

It is a super-2 number, since 2×23634215240012² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23634215240017) 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, 5933762 + ... + 9081737.

It is an arithmetic number, because the mean of its divisors is an integer number (1855953338750).

Almost surely, 2^{23634215240012} is an apocalyptic number.

It is an amenable number.

23634215240012 is a deficient number, since it is larger than the sum of its proper divisors (20908664889988).

23634215240012 is a wasteful number, since it uses less digits than its factorization.

23634215240012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15045785 (or 15045783 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 23634215240012 its reverse (21004251243632), we get a palindrome (44638466483644).

The spelling of 23634215240012 in words is "twenty-three trillion, six hundred thirty-four billion, two hundred fifteen million, two hundred forty thousand, twelve".