54611243220545 has 32 divisors (see below), whose sum is σ = 72155575578240. Its totient is φ = 39348191715840.

The previous prime is 54611243220529. The next prime is 54611243220607. The reversal of 54611243220545 is 54502234211645.

It is not a de Polignac number, because 54611243220545 - 2⁴ = 54611243220529 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54611243220496 and 54611243220505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50076317 + ... + 51155253.

It is an arithmetic number, because the mean of its divisors is an integer number (2254861736820).

Almost surely, 2^{54611243220545} is an apocalyptic number.

54611243220545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54611243220545 is a deficient number, since it is larger than the sum of its proper divisors (17544332357695).

54611243220545 is a wasteful number, since it uses less digits than its factorization.

54611243220545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087505.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 54611243220545 in words is "fifty-four trillion, six hundred eleven billion, two hundred forty-three million, two hundred twenty thousand, five hundred forty-five".