1420656320043 has 12 divisors (see below), whose sum is σ = 2122819788960. Its totient is φ = 914445447216.

The previous prime is 1420656320033. The next prime is 1420656320141. The reversal of 1420656320043 is 3400236560241.

1420656320043 is a `hidden beast` number, since 14 + 2 + 0 + 6 + 5 + 632 + 0 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 1420656320043 - 2⁹ = 1420656319531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1420656320033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2721563571 + ... + 2721564092.

It is an arithmetic number, because the mean of its divisors is an integer number (176901649080).

Almost surely, 2^{1420656320043} is an apocalyptic number.

1420656320043 is a deficient number, since it is larger than the sum of its proper divisors (702163468917).

1420656320043 is a wasteful number, since it uses less digits than its factorization.

1420656320043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5443127698 (or 5443127695 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 1420656320043 in words is "one trillion, four hundred twenty billion, six hundred fifty-six million, three hundred twenty thousand, forty-three".