12051233562 has 16 divisors (see below), whose sum is σ = 24933587040. Its totient is φ = 3878557872.

The previous prime is 12051233527. The next prime is 12051233563. The reversal of 12051233562 is 26533215021.

It is not an unprimeable number, because it can be changed into a prime (12051233563) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 34629808 + ... + 34630155.

It is an arithmetic number, because the mean of its divisors is an integer number (1558349190).

Almost surely, 2^12051233562 is an apocalyptic number.

12051233562 is an abundant number, since it is smaller than the sum of its proper divisors (12882353478).

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

12051233562 is a wasteful number, since it uses less digits than its factorization.

12051233562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69259997.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 12051233562 its reverse (26533215021), we get a palindrome (38584448583).

The spelling of 12051233562 in words is "twelve billion, fifty-one million, two hundred thirty-three thousand, five hundred sixty-two".