1479494684897 has 16 divisors (see below), whose sum is σ = 1529656257360. Its totient is φ = 1430006400000.

The previous prime is 1479494684893. The next prime is 1479494684917. The reversal of 1479494684897 is 7984864949741.

It can be written as a sum of positive squares in 8 ways, for example, as 156221772001 + 1323272912896 = 395249^2 + 1150336^2 .

It is a cyclic number.

It is not a de Polignac number, because 1479494684897 - 2² = 1479494684893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1479494684893) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 65741147 + ... + 65763647.

It is an arithmetic number, because the mean of its divisors is an integer number (95603516085).

Almost surely, 2^{1479494684897} is an apocalyptic number.

It is an amenable number.

1479494684897 is a deficient number, since it is larger than the sum of its proper divisors (50161572463).

1479494684897 is a wasteful number, since it uses less digits than its factorization.

1479494684897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37364.

The product of its digits is 3511517184, while the sum is 80.

The spelling of 1479494684897 in words is "one trillion, four hundred seventy-nine billion, four hundred ninety-four million, six hundred eighty-four thousand, eight hundred ninety-seven".