4965802861 has 4 divisors (see below), whose sum is σ = 4968040924. Its totient is φ = 4963564800.

The previous prime is 4965802847. The next prime is 4965802871. The reversal of 4965802861 is 1682085694.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4029075625 + 936727236 = 63475^2 + 30606^2 .

It is a cyclic number.

It is not a de Polignac number, because 4965802861 - 2¹⁵ = 4965770093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4965802801) 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, 1115700 + ... + 1120141.

It is an arithmetic number, because the mean of its divisors is an integer number (1242010231).

Almost surely, 2^4965802861 is an apocalyptic number.

It is an amenable number.

4965802861 is a deficient number, since it is larger than the sum of its proper divisors (2238063).

4965802861 is a wasteful number, since it uses less digits than its factorization.

4965802861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238062.

The product of its (nonzero) digits is 829440, while the sum is 49.

The square root of 4965802861 is about 70468.4529488196. The cubic root of 4965802861 is about 1706.0686060909.

The spelling of 4965802861 in words is "four billion, nine hundred sixty-five million, eight hundred two thousand, eight hundred sixty-one".