1379916367818 has 8 divisors (see below), whose sum is σ = 2759832735648. Its totient is φ = 459972122604.

The previous prime is 1379916367813. The next prime is 1379916367829. The reversal of 1379916367818 is 8187636199731.

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

1379916367818 is an admirable number.

It is a super-2 number, since 2×1379916367818² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1379916367811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114993030646 + ... + 114993030657.

It is an arithmetic number, because the mean of its divisors is an integer number (344979091956).

Almost surely, 2^{1379916367818} is an apocalyptic number.

1379916367818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1379916367818 is a wasteful number, since it uses less digits than its factorization.

1379916367818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229986061308.

The product of its digits is 82301184, while the sum is 69.

The spelling of 1379916367818 in words is "one trillion, three hundred seventy-nine billion, nine hundred sixteen million, three hundred sixty-seven thousand, eight hundred eighteen".