1219793339255 has 32 divisors (see below), whose sum is σ = 1505370787200. Its totient is φ = 948281518080.

The previous prime is 1219793339249. The next prime is 1219793339257. The reversal of 1219793339255 is 5529333979121.

It is a happy number.

It is not a de Polignac number, because 1219793339255 - 2¹⁴ = 1219793322871 is a prime.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1219793339194 and 1219793339203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1219793339257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90907307 + ... + 90920723.

It is an arithmetic number, because the mean of its divisors is an integer number (47042837100).

Almost surely, 2^{1219793339255} is an apocalyptic number.

1219793339255 is a deficient number, since it is larger than the sum of its proper divisors (285577447945).

1219793339255 is a wasteful number, since it uses less digits than its factorization.

1219793339255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15179.

The product of its digits is 13778100, while the sum is 59.

The spelling of 1219793339255 in words is "one trillion, two hundred nineteen billion, seven hundred ninety-three million, three hundred thirty-nine thousand, two hundred fifty-five".