2544136514 has 8 divisors (see below), whose sum is σ = 3816420300. Its totient is φ = 1271996416.

The previous prime is 2544136481. The next prime is 2544136519. The reversal of 2544136514 is 4156314452.

It can be written as a sum of positive squares in 2 ways, for example, as 2533410889 + 10725625 = 50333^2 + 3275^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2544136519) 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, 43202 + ... + 83394.

Almost surely, 2^2544136514 is an apocalyptic number.

2544136514 is a deficient number, since it is larger than the sum of its proper divisors (1272283786).

2544136514 is a wasteful number, since it uses less digits than its factorization.

2544136514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71844.

The product of its digits is 57600, while the sum is 35.

The square root of 2544136514 is about 50439.4341165719. The cubic root of 2544136514 is about 1365.1492569371.

The spelling of 2544136514 in words is "two billion, five hundred forty-four million, one hundred thirty-six thousand, five hundred fourteen".