540242512634 has 24 divisors (see below), whose sum is σ = 890829488640. Its totient is φ = 245537467560.

The previous prime is 540242512619. The next prime is 540242512639. The reversal of 540242512634 is 436215242045.

It is not an unprimeable number, because it can be changed into a prime (540242512639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2141537 + ... + 2380475.

It is an arithmetic number, because the mean of its divisors is an integer number (37117895360).

Almost surely, 2^540242512634 is an apocalyptic number.

540242512634 is a deficient number, since it is larger than the sum of its proper divisors (350586976006).

540242512634 is a wasteful number, since it uses less digits than its factorization.

540242512634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248306 (or 248295 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 540242512634 its reverse (436215242045), we get a palindrome (976457754679).

The spelling of 540242512634 in words is "five hundred forty billion, two hundred forty-two million, five hundred twelve thousand, six hundred thirty-four".