54556005 has 16 divisors (see below), whose sum is σ = 99759744. Its totient is φ = 24939840.

The previous prime is 54555997. The next prime is 54556013. The reversal of 54556005 is 50065545.

It is an interprime number because it is at equal distance from previous prime (54555997) and next prime (54556013).

It is not a de Polignac number, because 54556005 - 2³ = 54555997 is a prime.

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, 259686 + ... + 259895.

It is an arithmetic number, because the mean of its divisors is an integer number (6234984).

Almost surely, 2^54556005 is an apocalyptic number.

It is an amenable number.

54556005 is a deficient number, since it is larger than the sum of its proper divisors (45203739).

54556005 is a wasteful number, since it uses less digits than its factorization.

54556005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519596.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 54556005 is about 7386.2036933732. The cubic root of 54556005 is about 379.2691515962.

The spelling of 54556005 in words is "fifty-four million, five hundred fifty-six thousand, five".