11804978738363 has 4 divisors (see below), whose sum is σ = 11828447881488. Its totient is φ = 11781509595240.

The previous prime is 11804978738359. The next prime is 11804978738369. The reversal of 11804978738363 is 36383787940811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11804978738363 - 2² = 11804978738359 is a prime.

It is a super-3 number, since 3×11804978738363³ (a number of 40 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 = 11804978738293 and 11804978738302.

It is not an unprimeable number, because it can be changed into a prime (11804978738369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11734570808 + ... + 11734571813.

It is an arithmetic number, because the mean of its divisors is an integer number (2957111970372).

Almost surely, 2^{11804978738363} is an apocalyptic number.

11804978738363 is a deficient number, since it is larger than the sum of its proper divisors (23469143125).

11804978738363 is an equidigital number, since it uses as much as digits as its factorization.

11804978738363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23469143124.

The product of its (nonzero) digits is 146313216, while the sum is 68.

The spelling of 11804978738363 in words is "eleven trillion, eight hundred four billion, nine hundred seventy-eight million, seven hundred thirty-eight thousand, three hundred sixty-three".