54546605115545 has 4 divisors (see below), whose sum is σ = 65455926138660. Its totient is φ = 43637284092432.

The previous prime is 54546605115461. The next prime is 54546605115571. The reversal of 54546605115545 is 54551150664545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22718988405136 + 31827616710409 = 4766444^2 + 5641597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54546605115545 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5454660511550 + ... + 5454660511559.

It is an arithmetic number, because the mean of its divisors is an integer number (16363981534665).

Almost surely, 2^{54546605115545} is an apocalyptic number.

It is an amenable number.

54546605115545 is a deficient number, since it is larger than the sum of its proper divisors (10909321023115).

54546605115545 is a wasteful number, since it uses less digits than its factorization.

54546605115545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10909321023114.

The product of its (nonzero) digits is 36000000, while the sum is 56.

The spelling of 54546605115545 in words is "fifty-four trillion, five hundred forty-six billion, six hundred five million, one hundred fifteen thousand, five hundred forty-five".