54145354345545 has 16 divisors (see below), whose sum is σ = 88973987682240. Its totient is φ = 28097048741184.

The previous prime is 54145354345519. The next prime is 54145354345571. The reversal of 54145354345545 is 54554345354145.

54145354345545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54145354345519) and next prime (54145354345571).

It is not a de Polignac number, because 54145354345545 - 2¹⁴ = 54145354329161 is a prime.

It is a super-2 number, since 2×54145354345545² (a number of 28 digits) contains 22 as substring.

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, 48779597955 + ... + 48779599064.

It is an arithmetic number, because the mean of its divisors is an integer number (5560874230140).

Almost surely, 2^{54145354345545} is an apocalyptic number.

It is an amenable number.

54145354345545 is a deficient number, since it is larger than the sum of its proper divisors (34828633336695).

54145354345545 is a wasteful number, since it uses less digits than its factorization.

54145354345545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97559197064.

The product of its digits is 144000000, while the sum is 57.

The spelling of 54145354345545 in words is "fifty-four trillion, one hundred forty-five billion, three hundred fifty-four million, three hundred forty-five thousand, five hundred forty-five".