540264322278 has 16 divisors (see below), whose sum is σ = 1200587382960. Its totient is φ = 180088107408.

The previous prime is 540264322277. The next prime is 540264322319. The reversal of 540264322278 is 872223462045.

540264322278 is a `hidden beast` number, since 5 + 40 + 264 + 322 + 27 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540264322277) 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, 5002447375 + ... + 5002447482.

It is an arithmetic number, because the mean of its divisors is an integer number (75036711435).

Almost surely, 2^540264322278 is an apocalyptic number.

540264322278 is an abundant number, since it is smaller than the sum of its proper divisors (660323060682).

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

540264322278 is a wasteful number, since it uses less digits than its factorization.

540264322278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10004894868 (or 10004894862 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 540264322278 in words is "five hundred forty billion, two hundred sixty-four million, three hundred twenty-two thousand, two hundred seventy-eight".