1386521067016 has 16 divisors (see below), whose sum is σ = 2599747294140. Its totient is φ = 693255121920.

The previous prime is 1386521066941. The next prime is 1386521067083. The reversal of 1386521067016 is 6107601256831.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1384044014116 + 2477052900 = 1176454^2 + 49770^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541440 + ... + 1751056.

Almost surely, 2^{1386521067016} is an apocalyptic number.

It is an amenable number.

1386521067016 is a deficient number, since it is larger than the sum of its proper divisors (1213226227124).

1386521067016 is a wasteful number, since it uses less digits than its factorization.

1386521067016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352904 (or 1352900 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 1386521067016 in words is "one trillion, three hundred eighty-six billion, five hundred twenty-one million, sixty-seven thousand, sixteen".