54530066533556 has 24 divisors (see below), whose sum is σ = 98355519715656. Its totient is φ = 26433734261760.

The previous prime is 54530066533549. The next prime is 54530066533637. The reversal of 54530066533556 is 65533566003545.

It can be written as a sum of positive squares in 4 ways, for example, as 19454415632656 + 35075650900900 = 4410716^2 + 5922470^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655556981 + ... + 655640156.

It is an arithmetic number, because the mean of its divisors is an integer number (4098146654819).

Almost surely, 2^{54530066533556} is an apocalyptic number.

It is an amenable number.

54530066533556 is a deficient number, since it is larger than the sum of its proper divisors (43825453182100).

54530066533556 is a wasteful number, since it uses less digits than its factorization.

54530066533556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311197459 (or 1311197457 counting only the distinct ones).

The product of its (nonzero) digits is 72900000, while the sum is 56.

The spelling of 54530066533556 in words is "fifty-four trillion, five hundred thirty billion, sixty-six million, five hundred thirty-three thousand, five hundred fifty-six".