12162737628 has 48 divisors (see below), whose sum is σ = 31620960000. Its totient is φ = 4042939824.

The previous prime is 12162737623. The next prime is 12162737681. The reversal of 12162737628 is 82673726121.

12162737628 is a `hidden beast` number, since 1 + 2 + 16 + 2 + 7 + 3 + 7 + 628 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12162737621) 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 15 ways as a sum of consecutive naturals, for example, 118078 + ... + 195621.

It is an arithmetic number, because the mean of its divisors is an integer number (658770000).

Almost surely, 2^12162737628 is an apocalyptic number.

12162737628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12162737628 is an abundant number, since it is smaller than the sum of its proper divisors (19458222372).

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

12162737628 is a wasteful number, since it uses less digits than its factorization.

12162737628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314071 (or 314063 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The spelling of 12162737628 in words is "twelve billion, one hundred sixty-two million, seven hundred thirty-seven thousand, six hundred twenty-eight".