540653550 has 96 divisors (see below), whose sum is σ = 1494547200. Its totient is φ = 128540160.

The previous prime is 540653539. The next prime is 540653557. The reversal of 540653550 is 55356045.

It is a super-2 number, since 2×540653550² = 584612522255205000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540653557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 42871 + ... + 54029.

It is an arithmetic number, because the mean of its divisors is an integer number (15568200).

Almost surely, 2^540653550 is an apocalyptic number.

540653550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 540653550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (747273600).

540653550 is an abundant number, since it is smaller than the sum of its proper divisors (953893650).

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

540653550 is a wasteful number, since it uses less digits than its factorization.

540653550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11210 (or 11205 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 540653550 is about 23251.9579820711. The cubic root of 540653550 is about 814.6536724662.

The spelling of 540653550 in words is "five hundred forty million, six hundred fifty-three thousand, five hundred fifty".