12142400001040 has 40 divisors (see below), whose sum is σ = 28418040825408. Its totient is φ = 4824794697600.

The previous prime is 12142400000999. The next prime is 12142400001041. The reversal of 12142400001040 is 4010000424121.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 12142400000999 and 12142400001017.

It is not an unprimeable number, because it can be changed into a prime (12142400001041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502570702 + ... + 502594861.

Almost surely, 2^{12142400001040} is an apocalyptic number.

12142400001040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12142400001040 is an abundant number, since it is smaller than the sum of its proper divisors (16275640824368).

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

12142400001040 is a wasteful number, since it uses less digits than its factorization.

12142400001040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005165727 (or 1005165721 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12142400001040 its reverse (4010000424121), we get a palindrome (16152400425161).

The spelling of 12142400001040 in words is "twelve trillion, one hundred forty-two billion, four hundred million, one thousand, forty".