1361072898445 has 8 divisors (see below), whose sum is σ = 1758924976536. Its totient is φ = 1005099986496.

The previous prime is 1361072898359. The next prime is 1361072898457. The reversal of 1361072898445 is 5448982701631.

It can be written as a sum of positive squares in 4 ways, for example, as 11233244169 + 1349839654276 = 105987^2 + 1161826^2 .

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 1361072898445 - 2²⁵ = 1361039344013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1361072898445.

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, 10469791462 + ... + 10469791591.

It is an arithmetic number, because the mean of its divisors is an integer number (219865622067).

It is a 1-persistent number, because it is pandigital, but 2⋅1361072898445 = 2722145796890 is not.

Almost surely, 2^{1361072898445} is an apocalyptic number.

It is an amenable number.

1361072898445 is a deficient number, since it is larger than the sum of its proper divisors (397852078091).

1361072898445 is a wasteful number, since it uses less digits than its factorization.

1361072898445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20939583071.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 1361072898445 in words is "one trillion, three hundred sixty-one billion, seventy-two million, eight hundred ninety-eight thousand, four hundred forty-five".