540117550 has 48 divisors (see below), whose sum is σ = 1155952800. Its totient is φ = 183922560.

The previous prime is 540117493. The next prime is 540117551. The reversal of 540117550 is 55711045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540117551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46972 + ... + 57328.

It is an arithmetic number, because the mean of its divisors is an integer number (24082350).

Almost surely, 2^540117550 is an apocalyptic number.

540117550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

540117550 is an abundant number, since it is smaller than the sum of its proper divisors (615835250).

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

540117550 is a wasteful number, since it uses less digits than its factorization.

540117550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10525 (or 10520 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 28.

The square root of 540117550 is about 23240.4292129040. The cubic root of 540117550 is about 814.3843695416.

Adding to 540117550 its reverse (55711045), we get a palindrome (595828595).

The spelling of 540117550 in words is "five hundred forty million, one hundred seventeen thousand, five hundred fifty".