4861211636264 has 8 divisors (see below), whose sum is σ = 9114771818010. Its totient is φ = 2430605818128.

The previous prime is 4861211636159. The next prime is 4861211636291. The reversal of 4861211636264 is 4626361121684.

It can be written as a sum of positive squares in only one way, i.e., 2735616760900 + 2125594875364 = 1653970^2 + 1457942^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303825727259 + ... + 303825727274.

Almost surely, 2^{4861211636264} is an apocalyptic number.

It is an amenable number.

4861211636264 is a deficient number, since it is larger than the sum of its proper divisors (4253560181746).

4861211636264 is a wasteful number, since it uses less digits than its factorization.

4861211636264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607651454539 (or 607651454535 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 50.

The spelling of 4861211636264 in words is "four trillion, eight hundred sixty-one billion, two hundred eleven million, six hundred thirty-six thousand, two hundred sixty-four".