540340433550 has 60 divisors (see below), whose sum is σ = 1501345912176. Its totient is φ = 144090781200.

The previous prime is 540340433533. The next prime is 540340433593. The reversal of 540340433550 is 55334043045.

540340433550 is a `hidden beast` number, since 5 + 40 + 34 + 0 + 4 + 33 + 550 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 66704646 + ... + 66712745.

Almost surely, 2^540340433550 is an apocalyptic number.

540340433550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

540340433550 is an abundant number, since it is smaller than the sum of its proper divisors (961005478626).

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

540340433550 is a wasteful number, since it uses less digits than its factorization.

540340433550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133417415 (or 133417401 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

Adding to 540340433550 its reverse (55334043045), we get a palindrome (595674476595).

The spelling of 540340433550 in words is "five hundred forty billion, three hundred forty million, four hundred thirty-three thousand, five hundred fifty".