1020703666786 has 16 divisors (see below), whose sum is σ = 1533742156800. Its totient is φ = 509456598768.

The previous prime is 1020703666781. The next prime is 1020703666813. The reversal of 1020703666786 is 6876663070201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1020703666781) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 6596575 + ... + 6749533.

It is an arithmetic number, because the mean of its divisors is an integer number (95858884800).

Almost surely, 2^{1020703666786} is an apocalyptic number.

1020703666786 is a deficient number, since it is larger than the sum of its proper divisors (513038490014).

1020703666786 is a wasteful number, since it uses less digits than its factorization.

1020703666786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158793.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 1020703666786 in words is "one trillion, twenty billion, seven hundred three million, six hundred sixty-six thousand, seven hundred eighty-six".