54530321566601 has 4 divisors (see below), whose sum is σ = 56004114041412. Its totient is φ = 53056529091792.

The previous prime is 54530321566561. The next prime is 54530321566613. The reversal of 54530321566601 is 10666512303545.

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 20060330223376 + 34469991343225 = 4478876^2 + 5871115^2 .

It is a cyclic number.

It is not a de Polignac number, because 54530321566601 - 2⁶ = 54530321566537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54530321566631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 736896237350 + ... + 736896237423.

It is an arithmetic number, because the mean of its divisors is an integer number (14001028510353).

Almost surely, 2^{54530321566601} is an apocalyptic number.

It is an amenable number.

54530321566601 is a deficient number, since it is larger than the sum of its proper divisors (1473792474811).

54530321566601 is a wasteful number, since it uses less digits than its factorization.

54530321566601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473792474810.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 54530321566601 in words is "fifty-four trillion, five hundred thirty billion, three hundred twenty-one million, five hundred sixty-six thousand, six hundred one".