4935651861 has 24 divisors (see below), whose sum is σ = 7704092640. Its totient is φ = 2802395232.

The previous prime is 4935651859. The next prime is 4935651863. The reversal of 4935651861 is 1681565394.

It is an interprime number because it is at equal distance from previous prime (4935651859) and next prime (4935651863).

It is not a de Polignac number, because 4935651861 - 2¹ = 4935651859 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4935651861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4935651863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83851 + ... + 130008.

It is an arithmetic number, because the mean of its divisors is an integer number (321003860).

Almost surely, 2^4935651861 is an apocalyptic number.

It is an amenable number.

4935651861 is a deficient number, since it is larger than the sum of its proper divisors (2768440779).

4935651861 is a wasteful number, since it uses less digits than its factorization.

4935651861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214033 (or 214026 counting only the distinct ones).

The product of its digits is 777600, while the sum is 48.

The square root of 4935651861 is about 70254.1946149837. The cubic root of 4935651861 is about 1702.6086663245.

The spelling of 4935651861 in words is "four billion, nine hundred thirty-five million, six hundred fifty-one thousand, eight hundred sixty-one".