2734378812879 has 16 divisors (see below), whose sum is σ = 4198479141120. Its totient is φ = 1550574679680.

The previous prime is 2734378812833. The next prime is 2734378812881. The reversal of 2734378812879 is 9782188734372.

It is not a de Polignac number, because 2734378812879 - 2¹⁶ = 2734378747343 is a prime.

It is a super-3 number, since 3×2734378812879³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2734378812829) 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, 496976314 + ... + 496981815.

It is an arithmetic number, because the mean of its divisors is an integer number (262404946320).

Almost surely, 2^{2734378812879} is an apocalyptic number.

2734378812879 is a deficient number, since it is larger than the sum of its proper divisors (1464100328241).

2734378812879 is a wasteful number, since it uses less digits than its factorization.

2734378812879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993958270.

The product of its digits is 227598336, while the sum is 69.

The spelling of 2734378812879 in words is "two trillion, seven hundred thirty-four billion, three hundred seventy-eight million, eight hundred twelve thousand, eight hundred seventy-nine".