540054555656 has 48 divisors (see below), whose sum is σ = 1285009226640. Its totient is φ = 210410864160.

The previous prime is 540054555613. The next prime is 540054555661. The reversal of 540054555656 is 656555450045.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62617970 + ... + 62626593.

It is an arithmetic number, because the mean of its divisors is an integer number (26771025555).

Almost surely, 2^540054555656 is an apocalyptic number.

540054555656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

540054555656 is an abundant number, since it is smaller than the sum of its proper divisors (744954670984).

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

540054555656 is a wasteful number, since it uses less digits than its factorization.

540054555656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125244594 (or 125244583 counting only the distinct ones).

The product of its (nonzero) digits is 9000000, while the sum is 50.

The spelling of 540054555656 in words is "five hundred forty billion, fifty-four million, five hundred fifty-five thousand, six hundred fifty-six".