4123523712 has 128 divisors (see below), whose sum is σ = 13655923200. Its totient is φ = 1071037440.

The previous prime is 4123523699. The next prime is 4123523783. The reversal of 4123523712 is 2173253214.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 4123523712.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40162 + ... + 99297.

It is an arithmetic number, because the mean of its divisors is an integer number (106686900).

Almost surely, 2^4123523712 is an apocalyptic number.

4123523712 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4123523712 is an abundant number, since it is smaller than the sum of its proper divisors (9532399488).

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

4123523712 is a wasteful number, since it uses less digits than its factorization.

4123523712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139494 (or 139482 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 4123523712 is about 64214.6689783573. The cubic root of 4123523712 is about 1603.5758191616.

Adding to 4123523712 its reverse (2173253214), we get a palindrome (6296776926).

The spelling of 4123523712 in words is "four billion, one hundred twenty-three million, five hundred twenty-three thousand, seven hundred twelve".