12244652064 has 120 divisors (see below), whose sum is σ = 36777742848. Its totient is φ = 3994669440.

The previous prime is 12244652053. The next prime is 12244652081. The reversal of 12244652064 is 46025644221.

12244652064 is a `hidden beast` number, since 1 + 2 + 2 + 446 + 5 + 206 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 71569 + ... + 172079.

Almost surely, 2^12244652064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12244652064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18388871424).

12244652064 is an abundant number, since it is smaller than the sum of its proper divisors (24533090784).

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

12244652064 is a wasteful number, since it uses less digits than its factorization.

12244652064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100580 (or 100563 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 12244652064 in words is "twelve billion, two hundred forty-four million, six hundred fifty-two thousand, sixty-four".