1451343433556 has 6 divisors (see below), whose sum is σ = 2539851008730. Its totient is φ = 725671716776.

The previous prime is 1451343433549. The next prime is 1451343433559. The reversal of 1451343433556 is 6553343431541.

It can be written as a sum of positive squares in only one way, i.e., 894878160400 + 556465273156 = 945980^2 + 745966^2 .

It is a super-2 number, since 2×1451343433556² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1451343433556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451343433559) 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 as a sum of consecutive naturals, namely, 181417929191 + ... + 181417929198.

It is an arithmetic number, because the mean of its divisors is an integer number (423308501455).

Almost surely, 2^{1451343433556} is an apocalyptic number.

It is an amenable number.

1451343433556 is a deficient number, since it is larger than the sum of its proper divisors (1088507575174).

1451343433556 is a wasteful number, since it uses less digits than its factorization.

1451343433556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362835858393 (or 362835858391 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 47.

The spelling of 1451343433556 in words is "one trillion, four hundred fifty-one billion, three hundred forty-three million, four hundred thirty-three thousand, five hundred fifty-six".