11355120519999 has 8 divisors (see below), whose sum is σ = 15140413601712. Its totient is φ = 7569953892480.

The previous prime is 11355120519997. The next prime is 11355120520021. The reversal of 11355120519999 is 99991502155311.

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

It is not a de Polignac number, because 11355120519999 - 2¹ = 11355120519997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11355120519997) 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, 31403824 + ... + 31763349.

It is an arithmetic number, because the mean of its divisors is an integer number (1892551700214).

Almost surely, 2^{11355120519999} is an apocalyptic number.

11355120519999 is a deficient number, since it is larger than the sum of its proper divisors (3785293081713).

11355120519999 is an equidigital number, since it uses as much as digits as its factorization.

11355120519999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63227097.

The product of its (nonzero) digits is 4920750, while the sum is 60.

The spelling of 11355120519999 in words is "eleven trillion, three hundred fifty-five billion, one hundred twenty million, five hundred nineteen thousand, nine hundred ninety-nine".