11780519553699 has 16 divisors (see below), whose sum is σ = 16955797459104. Its totient is φ = 7232330649600.

The previous prime is 11780519553683. The next prime is 11780519553743. The reversal of 11780519553699 is 99635591508711.

It is not a de Polignac number, because 11780519553699 - 2⁴ = 11780519553683 is a prime.

It is a super-3 number, since 3×11780519553699³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11780519553629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358730142 + ... + 358762979.

It is an arithmetic number, because the mean of its divisors is an integer number (1059737341194).

Almost surely, 2^{11780519553699} is an apocalyptic number.

11780519553699 is a deficient number, since it is larger than the sum of its proper divisors (5175277905405).

11780519553699 is a wasteful number, since it uses less digits than its factorization.

11780519553699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717493558.

The product of its (nonzero) digits is 91854000, while the sum is 69.

The spelling of 11780519553699 in words is "eleven trillion, seven hundred eighty billion, five hundred nineteen million, five hundred fifty-three thousand, six hundred ninety-nine".