4216658440 has 32 divisors (see below), whose sum is σ = 9793532160. Its totient is φ = 1632254400.

The previous prime is 4216658437. The next prime is 4216658449. The reversal of 4216658440 is 448566124.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4216658393 and 4216658402.

It is not an unprimeable number, because it can be changed into a prime (4216658449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1699026 + ... + 1701505.

It is an arithmetic number, because the mean of its divisors is an integer number (306047880).

Almost surely, 2^4216658440 is an apocalyptic number.

4216658440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4216658440 is an abundant number, since it is smaller than the sum of its proper divisors (5576873720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4216658440 is a wasteful number, since it uses less digits than its factorization.

4216658440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400573 (or 3400569 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 4216658440 is about 64935.8024513442. The cubic root of 4216658440 is about 1615.5589434911.

The spelling of 4216658440 in words is "four billion, two hundred sixteen million, six hundred fifty-eight thousand, four hundred forty".