4511881671 has 16 divisors (see below), whose sum is σ = 6567064320. Its totient is φ = 2732670720.

The previous prime is 4511881669. The next prime is 4511881711. The reversal of 4511881671 is 1761881154.

It is not a de Polignac number, because 4511881671 - 2¹ = 4511881669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4511881601) 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 15 ways as a sum of consecutive naturals, for example, 6615 + ... + 95223.

It is an arithmetic number, because the mean of its divisors is an integer number (410441520).

Almost surely, 2^4511881671 is an apocalyptic number.

4511881671 is a deficient number, since it is larger than the sum of its proper divisors (2055182649).

4511881671 is a wasteful number, since it uses less digits than its factorization.

4511881671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90166.

The product of its digits is 53760, while the sum is 42.

The square root of 4511881671 is about 67170.5416905357. The cubic root of 4511881671 is about 1652.4153997962.

The spelling of 4511881671 in words is "four billion, five hundred eleven million, eight hundred eighty-one thousand, six hundred seventy-one".