1045234451636 has 12 divisors (see below), whose sum is σ = 1936757954628. Its totient is φ = 491875036032.

The previous prime is 1045234451633. The next prime is 1045234451693. The reversal of 1045234451636 is 6361544325401.

It can be written as a sum of positive squares in 2 ways, for example, as 759390244900 + 285844206736 = 871430^2 + 534644^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045234451633) by changing a digit.

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, 7685547371 + ... + 7685547506.

It is an arithmetic number, because the mean of its divisors is an integer number (161396496219).

Almost surely, 2^{1045234451636} is an apocalyptic number.

It is an amenable number.

1045234451636 is a deficient number, since it is larger than the sum of its proper divisors (891523502992).

1045234451636 is a wasteful number, since it uses less digits than its factorization.

1045234451636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15371094898 (or 15371094896 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 1045234451636 in words is "one trillion, forty-five billion, two hundred thirty-four million, four hundred fifty-one thousand, six hundred thirty-six".