54746450666 has 8 divisors (see below), whose sum is σ = 82932742404. Its totient is φ = 27102203200.

The previous prime is 54746450663. The next prime is 54746450723. The reversal of 54746450666 is 66605464745.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37780085641 + 16966365025 = 194371^2 + 130255^2 .

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

It is not an unprimeable number, because it can be changed into a prime (54746450663) 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 3 ways as a sum of consecutive naturals, for example, 135510815 + ... + 135511218.

Almost surely, 2^54746450666 is an apocalyptic number.

54746450666 is a deficient number, since it is larger than the sum of its proper divisors (28186291738).

54746450666 is a wasteful number, since it uses less digits than its factorization.

54746450666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271022136.

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 54746450666 in words is "fifty-four billion, seven hundred forty-six million, four hundred fifty thousand, six hundred sixty-six".