4420660546 has 8 divisors (see below), whose sum is σ = 6632966844. Its totient is φ = 2209671600.

The previous prime is 4420660511. The next prime is 4420660553. The reversal of 4420660546 is 6450660244.

It can be written as a sum of positive squares in 2 ways, for example, as 3123580321 + 1297080225 = 55889^2 + 36015^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4420660546² = 39084479325922036232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320905 + ... + 334396.

Almost surely, 2^4420660546 is an apocalyptic number.

4420660546 is a deficient number, since it is larger than the sum of its proper divisors (2212306298).

4420660546 is a wasteful number, since it uses less digits than its factorization.

4420660546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658676.

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 4420660546 is about 66488.0481440086. The cubic root of 4420660546 is about 1641.2033288836.

The spelling of 4420660546 in words is "four billion, four hundred twenty million, six hundred sixty thousand, five hundred forty-six".