4786961879661 has 16 divisors (see below), whose sum is σ = 6873828568320. Its totient is φ = 2945718861120.

The previous prime is 4786961879659. The next prime is 4786961879669. The reversal of 4786961879661 is 1669781696874.

It is not a de Polignac number, because 4786961879661 - 2¹ = 4786961879659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4786961879669) 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, 1035130 + ... + 3262731.

It is an arithmetic number, because the mean of its divisors is an integer number (429614285520).

Almost surely, 2^{4786961879661} is an apocalyptic number.

It is an amenable number.

4786961879661 is a deficient number, since it is larger than the sum of its proper divisors (2086866688659).

4786961879661 is a wasteful number, since it uses less digits than its factorization.

4786961879661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4326436.

The product of its digits is 1316818944, while the sum is 78.

The spelling of 4786961879661 in words is "four trillion, seven hundred eighty-six billion, nine hundred sixty-one million, eight hundred seventy-nine thousand, six hundred sixty-one".