66554144283 has 8 divisors (see below), whose sum is σ = 96806028096. Its totient is φ = 40335845000.

The previous prime is 66554144257. The next prime is 66554144287. The reversal of 66554144283 is 38244145566.

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

It is not a de Polignac number, because 66554144283 - 2¹³ = 66554136091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66554144287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008396093 + ... + 1008396158.

It is an arithmetic number, because the mean of its divisors is an integer number (12100753512).

Almost surely, 2^66554144283 is an apocalyptic number.

66554144283 is a deficient number, since it is larger than the sum of its proper divisors (30251883813).

66554144283 is a wasteful number, since it uses less digits than its factorization.

66554144283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016792265.

The product of its digits is 2764800, while the sum is 48.

The spelling of 66554144283 in words is "sixty-six billion, five hundred fifty-four million, one hundred forty-four thousand, two hundred eighty-three".