540531678468 has 24 divisors (see below), whose sum is σ = 1261412409600. Its totient is φ = 180152679520.

The previous prime is 540531678461. The next prime is 540531678503. The reversal of 540531678468 is 864876135045.

It is not an unprimeable number, because it can be changed into a prime (540531678461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2976468 + ... + 3152843.

It is an arithmetic number, because the mean of its divisors is an integer number (52558850400).

Almost surely, 2^540531678468 is an apocalyptic number.

It is an amenable number.

540531678468 is an abundant number, since it is smaller than the sum of its proper divisors (720880731132).

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

540531678468 is a wasteful number, since it uses less digits than its factorization.

540531678468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6136667 (or 6136665 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 57.

The spelling of 540531678468 in words is "five hundred forty billion, five hundred thirty-one million, six hundred seventy-eight thousand, four hundred sixty-eight".