1352506441645 has 8 divisors (see below), whose sum is σ = 1653630517656. Its totient is φ = 1061589961536.

The previous prime is 1352506441607. The next prime is 1352506441651. The reversal of 1352506441645 is 5461446052531.

It can be written as a sum of positive squares in 4 ways, for example, as 129982601961 + 1222523839684 = 360531^2 + 1105678^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1352506441645 - 2³³ = 1343916507053 is a prime.

It is a super-3 number, since 3×1352506441645³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1352506441595 and 1352506441604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2551898682 + ... + 2551899211.

It is an arithmetic number, because the mean of its divisors is an integer number (206703814707).

Almost surely, 2^{1352506441645} is an apocalyptic number.

It is an amenable number.

1352506441645 is a deficient number, since it is larger than the sum of its proper divisors (301124076011).

1352506441645 is an equidigital number, since it uses as much as digits as its factorization.

1352506441645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103797951.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 1352506441645 in words is "one trillion, three hundred fifty-two billion, five hundred six million, four hundred forty-one thousand, six hundred forty-five".