54145445434555 has 16 divisors (see below), whose sum is σ = 67687402658400. Its totient is φ = 41543591031040.

The previous prime is 54145445434469. The next prime is 54145445434631. The reversal of 54145445434555 is 55543454454145.

54145445434555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54145445434555 - 2⁷ = 54145445434427 is a prime.

It is a super-2 number, since 2×54145445434555² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54145445434555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2238327940 + ... + 2238352129.

It is an arithmetic number, because the mean of its divisors is an integer number (4230462666150).

Almost surely, 2^{54145445434555} is an apocalyptic number.

54145445434555 is a deficient number, since it is larger than the sum of its proper divisors (13541957223845).

54145445434555 is a wasteful number, since it uses less digits than its factorization.

54145445434555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4476680174.

The product of its digits is 192000000, while the sum is 58.

The spelling of 54145445434555 in words is "fifty-four trillion, one hundred forty-five billion, four hundred forty-five million, four hundred thirty-four thousand, five hundred fifty-five".