54555165255120 has 80 divisors (see below), whose sum is σ = 169122682485312. Its totient is φ = 14547900395520.

The previous prime is 54555165255061. The next prime is 54555165255161. The reversal of 54555165255120 is 2155256155545.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24440544 + ... + 26579136.

Almost surely, 2^{54555165255120} is an apocalyptic number.

It is an amenable number.

54555165255120 is an abundant number, since it is smaller than the sum of its proper divisors (114567517230192).

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

54555165255120 is a wasteful number, since it uses less digits than its factorization.

54555165255120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244900 (or 2244894 counting only the distinct ones).

The product of its (nonzero) digits is 7500000, while the sum is 51.

The spelling of 54555165255120 in words is "fifty-four trillion, five hundred fifty-five billion, one hundred sixty-five million, two hundred fifty-five thousand, one hundred twenty".