4881866505 has 16 divisors (see below), whose sum is σ = 7821322944. Its totient is φ = 2600216640.

The previous prime is 4881866503. The next prime is 4881866513. The reversal of 4881866505 is 5056681884.

It is a happy number.

It is not a de Polignac number, because 4881866505 - 2¹ = 4881866503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4881866503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203611 + ... + 226320.

It is an arithmetic number, because the mean of its divisors is an integer number (488832684).

Almost surely, 2^4881866505 is an apocalyptic number.

It is an amenable number.

4881866505 is a deficient number, since it is larger than the sum of its proper divisors (2939456439).

4881866505 is a wasteful number, since it uses less digits than its factorization.

4881866505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430696.

The product of its (nonzero) digits is 1843200, while the sum is 51.

The square root of 4881866505 is about 69870.3549797767. The cubic root of 4881866505 is about 1696.4014427413.

The spelling of 4881866505 in words is "four billion, eight hundred eighty-one million, eight hundred sixty-six thousand, five hundred five".