54530066533651 has 4 divisors (see below), whose sum is σ = 54607855502304. Its totient is φ = 54452277565000.

The previous prime is 54530066533637. The next prime is 54530066533711. The reversal of 54530066533651 is 15633566003545.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54530066533651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54530066513651) 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, 38894483275 + ... + 38894484676.

It is an arithmetic number, because the mean of its divisors is an integer number (13651963875576).

Almost surely, 2^{54530066533651} is an apocalyptic number.

54530066533651 is a deficient number, since it is larger than the sum of its proper divisors (77788968653).

54530066533651 is an equidigital number, since it uses as much as digits as its factorization.

54530066533651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77788968652.

The product of its (nonzero) digits is 14580000, while the sum is 52.

The spelling of 54530066533651 in words is "fifty-four trillion, five hundred thirty billion, sixty-six million, five hundred thirty-three thousand, six hundred fifty-one".