4933660561 has 4 divisors (see below), whose sum is σ = 4971322224. Its totient is φ = 4895998900.

The previous prime is 4933660553. The next prime is 4933660601. The reversal of 4933660561 is 1650663394.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4933660561 - 2³ = 4933660553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4933666561) 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, 18830635 + ... + 18830896.

It is an arithmetic number, because the mean of its divisors is an integer number (1242830556).

Almost surely, 2^4933660561 is an apocalyptic number.

It is an amenable number.

4933660561 is a deficient number, since it is larger than the sum of its proper divisors (37661663).

4933660561 is a wasteful number, since it uses less digits than its factorization.

4933660561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37661662.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 4933660561 is about 70240.0210777303. The cubic root of 4933660561 is about 1702.3796617411.

The spelling of 4933660561 in words is "four billion, nine hundred thirty-three million, six hundred sixty thousand, five hundred sixty-one".