1098736320409 has 8 divisors (see below), whose sum is σ = 1352290856000. Its totient is φ = 869329835856.

The previous prime is 1098736320401. The next prime is 1098736320421. The reversal of 1098736320409 is 9040236378901.

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 1098736320409 - 2³ = 1098736320401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1098736320401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6037012659 + ... + 6037012840.

It is an arithmetic number, because the mean of its divisors is an integer number (169036357000).

Almost surely, 2^{1098736320409} is an apocalyptic number.

It is an amenable number.

1098736320409 is a deficient number, since it is larger than the sum of its proper divisors (253554535591).

1098736320409 is a wasteful number, since it uses less digits than its factorization.

1098736320409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12074025519.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 1098736320409 in words is "one trillion, ninety-eight billion, seven hundred thirty-six million, three hundred twenty thousand, four hundred nine".