1379979273514 has 8 divisors (see below), whose sum is σ = 2125914016068. Its totient is φ = 671341268160.

The previous prime is 1379979273467. The next prime is 1379979273523. The reversal of 1379979273514 is 4153729799731.

It can be written as a sum of positive squares in 2 ways, for example, as 1359334469025 + 20644804489 = 1165905^2 + 143683^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1379979273514.

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, 9324184207 + ... + 9324184354.

Almost surely, 2^{1379979273514} is an apocalyptic number.

1379979273514 is a deficient number, since it is larger than the sum of its proper divisors (745934742554).

1379979273514 is a wasteful number, since it uses less digits than its factorization.

1379979273514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18648368600.

The product of its digits is 90016920, while the sum is 67.

The spelling of 1379979273514 in words is "one trillion, three hundred seventy-nine billion, nine hundred seventy-nine million, two hundred seventy-three thousand, five hundred fourteen".