1302693089872 has 20 divisors (see below), whose sum is σ = 2585528054676. Its totient is φ = 635460043520.

The previous prime is 1302693089843. The next prime is 1302693089939. The reversal of 1302693089872 is 2789803962031.

It can be written as a sum of positive squares in 2 ways, for example, as 759588943936 + 543104145936 = 871544^2 + 736956^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 992905663 + ... + 992906974.

Almost surely, 2^{1302693089872} is an apocalyptic number.

It is an amenable number.

1302693089872 is a deficient number, since it is larger than the sum of its proper divisors (1282834964804).

1302693089872 is a wasteful number, since it uses less digits than its factorization.

1302693089872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985812686 (or 1985812680 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 1302693089872 in words is "one trillion, three hundred two billion, six hundred ninety-three million, eighty-nine thousand, eight hundred seventy-two".