540378550 has 12 divisors (see below), whose sum is σ = 1005104196. Its totient is φ = 216151400.

The previous prime is 540378539. The next prime is 540378551. The reversal of 540378550 is 55873045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540378551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5403736 + ... + 5403835.

It is an arithmetic number, because the mean of its divisors is an integer number (83758683).

Almost surely, 2^540378550 is an apocalyptic number.

540378550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

540378550 is a deficient number, since it is larger than the sum of its proper divisors (464725646).

540378550 is a wasteful number, since it uses less digits than its factorization.

540378550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10807583 (or 10807578 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 540378550 is about 23246.0437494211. The cubic root of 540378550 is about 814.5155262328.

The spelling of 540378550 in words is "five hundred forty million, three hundred seventy-eight thousand, five hundred fifty".