4866772481 has 4 divisors (see below), whose sum is σ = 4867978500. Its totient is φ = 4865566464.

The previous prime is 4866772459. The next prime is 4866772483. The reversal of 4866772481 is 1842776684.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3082470400 + 1784302081 = 55520^2 + 42241^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4866772481 is a prime.

It is a super-2 number, since 2×4866772481² = 47370948763637790722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4866772483) 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, 596936 + ... + 605033.

It is an arithmetic number, because the mean of its divisors is an integer number (1216994625).

Almost surely, 2^4866772481 is an apocalyptic number.

It is an amenable number.

4866772481 is a deficient number, since it is larger than the sum of its proper divisors (1206019).

4866772481 is a wasteful number, since it uses less digits than its factorization.

4866772481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206018.

The product of its digits is 3612672, while the sum is 53.

The square root of 4866772481 is about 69762.2568513949. The cubic root of 4866772481 is about 1694.6512952645.

It can be divided in two parts, 4 and 866772481, that multiplied together give a square (3467089924 = 58882²).

The spelling of 4866772481 in words is "four billion, eight hundred sixty-six million, seven hundred seventy-two thousand, four hundred eighty-one".