4466677021 has 2 divisors, whose sum is σ = 4466677022. Its totient is φ = 4466677020.

The previous prime is 4466677009. The next prime is 4466677031. The reversal of 4466677021 is 1207766644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2635692921 + 1830984100 = 51339^2 + 42790^2 .

It is a cyclic number.

It is not a de Polignac number, because 4466677021 - 2⁵ = 4466676989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4466677031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2233338510 + 2233338511.

It is an arithmetic number, because the mean of its divisors is an integer number (2233338511).

Almost surely, 2^4466677021 is an apocalyptic number.

It is an amenable number.

4466677021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4466677021 is an equidigital number, since it uses as much as digits as its factorization.

4466677021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 43.

The square root of 4466677021 is about 66833.2029832478. The cubic root of 4466677021 is about 1646.8783366696.

The spelling of 4466677021 in words is "four billion, four hundred sixty-six million, six hundred seventy-seven thousand, twenty-one".