12142850454648 has 80 divisors (see below), whose sum is σ = 34028660909760. Its totient is φ = 4045541760000.

The previous prime is 12142850454643. The next prime is 12142850454649. The reversal of 12142850454648 is 84645405824121.

12142850454648 is a `hidden beast` number, since 1 + 2 + 1 + 4 + 2 + 8 + 50 + 4 + 546 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 12142850454594 and 12142850454603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12142850454643) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3538153 + ... + 6066648.

It is an arithmetic number, because the mean of its divisors is an integer number (425358261372).

Almost surely, 2^{12142850454648} is an apocalyptic number.

12142850454648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12142850454648 is an abundant number, since it is smaller than the sum of its proper divisors (21885810455112).

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

12142850454648 is a wasteful number, since it uses less digits than its factorization.

12142850454648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9606770 (or 9606757 counting only the distinct ones).

The product of its (nonzero) digits is 9830400, while the sum is 54.

The spelling of 12142850454648 in words is "twelve trillion, one hundred forty-two billion, eight hundred fifty million, four hundred fifty-four thousand, six hundred forty-eight".