11356798479487 has 4 divisors (see below), whose sum is σ = 11357998615600. Its totient is φ = 11355598343376.

The previous prime is 11356798479449. The next prime is 11356798479491. The reversal of 11356798479487 is 78497489765311.

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 11356798479487 - 2⁷ = 11356798479359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11356798479287) 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, 600053862 + ... + 600072787.

It is an arithmetic number, because the mean of its divisors is an integer number (2839499653900).

Almost surely, 2^{11356798479487} is an apocalyptic number.

11356798479487 is a deficient number, since it is larger than the sum of its proper divisors (1200136113).

11356798479487 is an equidigital number, since it uses as much as digits as its factorization.

11356798479487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200136112.

The product of its digits is 2560481280, while the sum is 79.

The spelling of 11356798479487 in words is "eleven trillion, three hundred fifty-six billion, seven hundred ninety-eight million, four hundred seventy-nine thousand, four hundred eighty-seven".