4461771851 has 2 divisors, whose sum is σ = 4461771852. Its totient is φ = 4461771850.

The previous prime is 4461771827. The next prime is 4461771857. The reversal of 4461771851 is 1581771644.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4461771851 is a prime.

It is not a weakly prime, because it can be changed into another prime (4461771857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2230885925 + 2230885926.

It is an arithmetic number, because the mean of its divisors is an integer number (2230885926).

Almost surely, 2^4461771851 is an apocalyptic number.

4461771851 is a deficient number, since it is larger than the sum of its proper divisors (1).

4461771851 is an equidigital number, since it uses as much as digits as its factorization.

4461771851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188160, while the sum is 44.

The square root of 4461771851 is about 66796.4957988067. The cubic root of 4461771851 is about 1646.2752651496.

The spelling of 4461771851 in words is "four billion, four hundred sixty-one million, seven hundred seventy-one thousand, eight hundred fifty-one".