540655140 has 48 divisors (see below), whose sum is σ = 1521475200. Its totient is φ = 143447040.

The previous prime is 540655117. The next prime is 540655163. The reversal of 540655140 is 41556045.

It is an interprime number because it is at equal distance from previous prime (540655117) and next prime (540655163).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 540655098 and 540655107.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10701 + ... + 34580.

It is an arithmetic number, because the mean of its divisors is an integer number (31697400).

Almost surely, 2^540655140 is an apocalyptic number.

It is an amenable number.

540655140 is an abundant number, since it is smaller than the sum of its proper divisors (980820060).

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

540655140 is a wasteful number, since it uses less digits than its factorization.

540655140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45492 (or 45490 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 540655140 is about 23251.9921727150. The cubic root of 540655140 is about 814.6544710663.

The spelling of 540655140 in words is "five hundred forty million, six hundred fifty-five thousand, one hundred forty".