141321278456820 has 144 divisors (see below), whose sum is σ = 534451380398208. Its totient is φ = 29365460455680.

The previous prime is 141321278456767. The next prime is 141321278456833. The reversal of 141321278456820 is 28654872123141.

141321278456820 is a `hidden beast` number, since 1 + 4 + 1 + 3 + 2 + 1 + 2 + 78 + 4 + 568 + 2 + 0 = 666.

141321278456820 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5098156359 + ... + 5098184078.

It is an arithmetic number, because the mean of its divisors is an integer number (3711467919432).

Almost surely, 2^{141321278456820} is an apocalyptic number.

141321278456820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141321278456820 is an abundant number, since it is smaller than the sum of its proper divisors (393130101941388).

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

141321278456820 is a wasteful number, since it uses less digits than its factorization.

141321278456820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10196340470 (or 10196340465 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 141321278456820 in words is "one hundred forty-one trillion, three hundred twenty-one billion, two hundred seventy-eight million, four hundred fifty-six thousand, eight hundred twenty".