1352080433549 has 4 divisors (see below), whose sum is σ = 1374245686620. Its totient is φ = 1329915180480.

The previous prime is 1352080433519. The next prime is 1352080433551. The reversal of 1352080433549 is 9453340802531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 773502660100 + 578577773449 = 879490^2 + 760643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1352080433549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352080433519) 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, 11082626444 + ... + 11082626565.

It is an arithmetic number, because the mean of its divisors is an integer number (343561421655).

Almost surely, 2^{1352080433549} is an apocalyptic number.

It is an amenable number.

1352080433549 is a deficient number, since it is larger than the sum of its proper divisors (22165253071).

1352080433549 is an equidigital number, since it uses as much as digits as its factorization.

1352080433549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22165253070.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 1352080433549 in words is "one trillion, three hundred fifty-two billion, eighty million, four hundred thirty-three thousand, five hundred forty-nine".