54141661666 has 16 divisors (see below), whose sum is σ = 82046162304. Its totient is φ = 26793402064.

The previous prime is 54141661657. The next prime is 54141661669. The reversal of 54141661666 is 66616614145.

It is a super-2 number, since 2×54141661666² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54141661669) 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, 121356 + ... + 350728.

It is an arithmetic number, because the mean of its divisors is an integer number (5127885144).

Almost surely, 2^54141661666 is an apocalyptic number.

54141661666 is a deficient number, since it is larger than the sum of its proper divisors (27904500638).

54141661666 is a wasteful number, since it uses less digits than its factorization.

54141661666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230585.

The product of its digits is 622080, while the sum is 46.

The spelling of 54141661666 in words is "fifty-four billion, one hundred forty-one million, six hundred sixty-one thousand, six hundred sixty-six".