2734378144 has 24 divisors (see below), whose sum is σ = 5528804148. Its totient is φ = 1330237440.

The previous prime is 2734378133. The next prime is 2734378159. The reversal of 2734378144 is 4418734372.

It can be written as a sum of positive squares in 2 ways, for example, as 2410810000 + 323568144 = 49100^2 + 17988^2 .

It is a super-3 number, since 3×2734378144³ (a number of 29 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2734378144.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153537 + ... + 1155904.

Almost surely, 2^2734378144 is an apocalyptic number.

It is an amenable number.

2734378144 is an abundant number, since it is smaller than the sum of its proper divisors (2794426004).

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

2734378144 is a wasteful number, since it uses less digits than its factorization.

2734378144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309488 (or 2309480 counting only the distinct ones).

The product of its digits is 451584, while the sum is 43.

The square root of 2734378144 is about 52291.2817207611. The cubic root of 2734378144 is about 1398.3617135494.

The spelling of 2734378144 in words is "two billion, seven hundred thirty-four million, three hundred seventy-eight thousand, one hundred forty-four".