11552022621066 has 64 divisors (see below), whose sum is σ = 23898390912000. Its totient is φ = 3720364058880.

The previous prime is 11552022621053. The next prime is 11552022621107. The reversal of 11552022621066 is 66012622025511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14150811 + ... + 14944881.

It is an arithmetic number, because the mean of its divisors is an integer number (373412358000).

Almost surely, 2^{11552022621066} is an apocalyptic number.

11552022621066 is an abundant number, since it is smaller than the sum of its proper divisors (12346368290934).

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

11552022621066 is a wasteful number, since it uses less digits than its factorization.

11552022621066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794731.

The product of its (nonzero) digits is 86400, while the sum is 39.

Adding to 11552022621066 its reverse (66012622025511), we get a palindrome (77564644646577).

The spelling of 11552022621066 in words is "eleven trillion, five hundred fifty-two billion, twenty-two million, six hundred twenty-one thousand, sixty-six".