1379326695290 has 8 divisors (see below), whose sum is σ = 2482788051540. Its totient is φ = 551730678112.

The previous prime is 1379326695289. The next prime is 1379326695323. The reversal of 1379326695290 is 925966239731.

It can be written as a sum of positive squares in 2 ways, for example, as 1370250512929 + 9076182361 = 1170577^2 + 95269^2 .

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

It is an unprimeable number.

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, 68966334755 + ... + 68966334774.

Almost surely, 2^{1379326695290} is an apocalyptic number.

1379326695290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1379326695290 is a deficient number, since it is larger than the sum of its proper divisors (1103461356250).

1379326695290 is a wasteful number, since it uses less digits than its factorization.

1379326695290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137932669536.

The product of its (nonzero) digits is 33067440, while the sum is 62.

The spelling of 1379326695290 in words is "one trillion, three hundred seventy-nine billion, three hundred twenty-six million, six hundred ninety-five thousand, two hundred ninety".