66735054057 has 8 divisors (see below), whose sum is σ = 101691510976. Its totient is φ = 38134316592.

The previous prime is 66735054031. The next prime is 66735054059. The reversal of 66735054057 is 75045053766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 66735054057 - 2¹⁹ = 66734529769 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66735053997 and 66735054015.

It is not an unprimeable number, because it can be changed into a prime (66735054059) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1588929838 + ... + 1588929879.

It is an arithmetic number, because the mean of its divisors is an integer number (12711438872).

Almost surely, 2^66735054057 is an apocalyptic number.

It is an amenable number.

66735054057 is a deficient number, since it is larger than the sum of its proper divisors (34956456919).

66735054057 is a wasteful number, since it uses less digits than its factorization.

66735054057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3177859727.

The product of its (nonzero) digits is 2646000, while the sum is 48.

The spelling of 66735054057 in words is "sixty-six billion, seven hundred thirty-five million, fifty-four thousand, fifty-seven".