1007998511236 has 12 divisors (see below), whose sum is σ = 1765003680412. Its totient is φ = 503711745408.

The previous prime is 1007998511209. The next prime is 1007998511251. The reversal of 1007998511236 is 6321158997001.

It can be written as a sum of positive squares in 2 ways, for example, as 571944312900 + 436054198336 = 756270^2 + 660344^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71869665 + ... + 71883688.

Almost surely, 2^{1007998511236} is an apocalyptic number.

It is an amenable number.

1007998511236 is a deficient number, since it is larger than the sum of its proper divisors (757005169176).

1007998511236 is a wasteful number, since it uses less digits than its factorization.

1007998511236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143755110 (or 143755108 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 52.

The spelling of 1007998511236 in words is "one trillion, seven billion, nine hundred ninety-eight million, five hundred eleven thousand, two hundred thirty-six".