1319049679855 has 16 divisors (see below), whose sum is σ = 1606159209024. Its totient is φ = 1039725308160.

The previous prime is 1319049679853. The next prime is 1319049679867. The reversal of 1319049679855 is 5589769409131.

It is a happy number.

It is not a de Polignac number, because 1319049679855 - 2¹ = 1319049679853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319049679853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 596382 + ... + 1730251.

It is an arithmetic number, because the mean of its divisors is an integer number (100384950564).

Almost surely, 2^{1319049679855} is an apocalyptic number.

1319049679855 is a deficient number, since it is larger than the sum of its proper divisors (287109529169).

1319049679855 is a wasteful number, since it uses less digits than its factorization.

1319049679855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328306.

The product of its (nonzero) digits is 73483200, while the sum is 67.

The spelling of 1319049679855 in words is "one trillion, three hundred nineteen billion, forty-nine million, six hundred seventy-nine thousand, eight hundred fifty-five".