4151666543 has 16 divisors (see below), whose sum is σ = 4673578176. Its totient is φ = 3667023360.

The previous prime is 4151666521. The next prime is 4151666551. The reversal of 4151666543 is 3456661514.

It is not a de Polignac number, because 4151666543 - 2⁸ = 4151666287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4151666543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4151666503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79448 + ... + 120893.

It is an arithmetic number, because the mean of its divisors is an integer number (292098636).

Almost surely, 2^4151666543 is an apocalyptic number.

4151666543 is a deficient number, since it is larger than the sum of its proper divisors (521911633).

4151666543 is a wasteful number, since it uses less digits than its factorization.

4151666543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200434.

The product of its digits is 259200, while the sum is 41.

The square root of 4151666543 is about 64433.4272175553. The cubic root of 4151666543 is about 1607.2156577953.

The spelling of 4151666543 in words is "four billion, one hundred fifty-one million, six hundred sixty-six thousand, five hundred forty-three".