4661256612 has 12 divisors (see below), whose sum is σ = 10876265456. Its totient is φ = 1553752200.

The previous prime is 4661256583. The next prime is 4661256617. The reversal of 4661256612 is 2166521664.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (4661256617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194219014 + ... + 194219037.

Almost surely, 2^4661256612 is an apocalyptic number.

It is an amenable number.

4661256612 is an abundant number, since it is smaller than the sum of its proper divisors (6215008844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4661256612 is a wasteful number, since it uses less digits than its factorization.

4661256612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388438058 (or 388438056 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 4661256612 is about 68273.3960778281. The cubic root of 4661256612 is about 1670.4532949037.

The spelling of 4661256612 in words is "four billion, six hundred sixty-one million, two hundred fifty-six thousand, six hundred twelve".