142263343640456 has 16 divisors (see below), whose sum is σ = 271776670634700. Its totient is φ = 69789564804544.

The previous prime is 142263343640449. The next prime is 142263343640491. The reversal of 142263343640456 is 654046343362241.

It can be written as a sum of positive squares in 2 ways, for example, as 131672549717956 + 10590793922500 = 11474866^2 + 3254350^2 .

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a junction number, because it is equal to n+sod(n) for n = 142263343640398 and 142263343640407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167763376511 + ... + 167763377358.

Almost surely, 2^{142263343640456} is an apocalyptic number.

It is an amenable number.

142263343640456 is a deficient number, since it is larger than the sum of its proper divisors (129513326994244).

142263343640456 is a wasteful number, since it uses less digits than its factorization.

142263343640456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335526753928 (or 335526753924 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 53.

The spelling of 142263343640456 in words is "one hundred forty-two trillion, two hundred sixty-three billion, three hundred forty-three million, six hundred forty thousand, four hundred fifty-six".