540663165512 has 16 divisors (see below), whose sum is σ = 1014105916860. Its totient is φ = 270234921024.

The previous prime is 540663165487. The next prime is 540663165533. The reversal of 540663165512 is 215561366045.

It can be written as a sum of positive squares in 2 ways, for example, as 475253056996 + 65410108516 = 689386^2 + 255754^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12058943 + ... + 12103694.

Almost surely, 2^540663165512 is an apocalyptic number.

It is an amenable number.

540663165512 is a deficient number, since it is larger than the sum of its proper divisors (473442751348).

540663165512 is a wasteful number, since it uses less digits than its factorization.

540663165512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24165440 (or 24165436 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 540663165512 in words is "five hundred forty billion, six hundred sixty-three million, one hundred sixty-five thousand, five hundred twelve".