12278950673334 has 32 divisors (see below), whose sum is σ = 24633053036160. Its totient is φ = 4080459240000.

The previous prime is 12278950673333. The next prime is 12278950673351. The reversal of 12278950673334 is 43337605987221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12278950673333) 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, 57986802 + ... + 58198170.

It is an arithmetic number, because the mean of its divisors is an integer number (769782907380).

It is a 2-persistent number, because it is pandigital, and so is 2⋅12278950673334 = 24557901346668, but 3⋅12278950673334 = 36836852020002 is not.

Almost surely, 2^{12278950673334} is an apocalyptic number.

12278950673334 is an abundant number, since it is smaller than the sum of its proper divisors (12354102362826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12278950673334 is a wasteful number, since it uses less digits than its factorization.

12278950673334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240956.

The product of its (nonzero) digits is 45722880, while the sum is 60.

The spelling of 12278950673334 in words is "twelve trillion, two hundred seventy-eight billion, nine hundred fifty million, six hundred seventy-three thousand, three hundred thirty-four".