2740140544 has 40 divisors (see below), whose sum is σ = 5536537380. Its totient is φ = 1354653696.

The previous prime is 2740140527. The next prime is 2740140547. The reversal of 2740140544 is 4450410472.

It can be written as a sum of positive squares in 2 ways, for example, as 2629638400 + 110502144 = 51280^2 + 10512^2 .

It is not an unprimeable number, because it can be changed into a prime (2740140547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15502 + ... + 75634.

Almost surely, 2^2740140544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2740140544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2768268690).

2740140544 is an abundant number, since it is smaller than the sum of its proper divisors (2796396836).

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

2740140544 is an frugal number, since it uses more digits than its factorization.

2740140544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60240 (or 60224 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 31.

The square root of 2740140544 is about 52346.3517735477. The cubic root of 2740140544 is about 1399.3433219615.

The spelling of 2740140544 in words is "two billion, seven hundred forty million, one hundred forty thousand, five hundred forty-four".