1478366854993 has 8 divisors (see below), whose sum is σ = 1717259860160. Its totient is φ = 1246398284880.

The previous prime is 1478366854967. The next prime is 1478366855117. The reversal of 1478366854993 is 3994586638741.

It is a happy number.

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

It is not a de Polignac number, because 1478366854993 - 2¹⁷ = 1478366723921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1478366854693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1731108303 + ... + 1731109156.

It is an arithmetic number, because the mean of its divisors is an integer number (214657482520).

Almost surely, 2^{1478366854993} is an apocalyptic number.

It is an amenable number.

1478366854993 is a deficient number, since it is larger than the sum of its proper divisors (238893005167).

1478366854993 is an equidigital number, since it uses as much as digits as its factorization.

1478366854993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462217527.

The product of its digits is 940584960, while the sum is 73.

The spelling of 1478366854993 in words is "one trillion, four hundred seventy-eight billion, three hundred sixty-six million, eight hundred fifty-four thousand, nine hundred ninety-three".