1028542730672 has 10 divisors (see below), whose sum is σ = 1992801540708. Its totient is φ = 514271365328.

The previous prime is 1028542730647. The next prime is 1028542730717. The reversal of 1028542730672 is 2760372458201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32141960318 + ... + 32141960349.

Almost surely, 2^{1028542730672} is an apocalyptic number.

It is an amenable number.

1028542730672 is a deficient number, since it is larger than the sum of its proper divisors (964258810036).

1028542730672 is an equidigital number, since it uses as much as digits as its factorization.

1028542730672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64283920675 (or 64283920669 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 1028542730672 in words is "one trillion, twenty-eight billion, five hundred forty-two million, seven hundred thirty thousand, six hundred seventy-two".