54545243245 has 16 divisors (see below), whose sum is σ = 68306976000. Its totient is φ = 41734785664.

The previous prime is 54545243237. The next prime is 54545243251. The reversal of 54545243245 is 54234254545.

It is a cyclic number.

It is not a de Polignac number, because 54545243245 - 2³ = 54545243237 is a prime.

It is a super-3 number, since 3×54545243245³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1621992 + ... + 1655278.

It is an arithmetic number, because the mean of its divisors is an integer number (4269186000).

Almost surely, 2^54545243245 is an apocalyptic number.

It is an amenable number.

54545243245 is a deficient number, since it is larger than the sum of its proper divisors (13761732755).

54545243245 is a wasteful number, since it uses less digits than its factorization.

54545243245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47564.

The product of its digits is 1920000, while the sum is 43.

The spelling of 54545243245 in words is "fifty-four billion, five hundred forty-five million, two hundred forty-three thousand, two hundred forty-five".