4216635612 has 216 divisors, whose sum is σ = 12940527600. Its totient is φ = 1152893952.

The previous prime is 4216635607. The next prime is 4216635617. The reversal of 4216635612 is 2165366124.

4216635612 is a `hidden beast` number, since 4 + 2 + 1 + 6 + 6 + 35 + 612 = 666.

It is an interprime number because it is at equal distance from previous prime (4216635607) and next prime (4216635617).

It is a super-2 number, since 2×4216635612² = 35560031768773229088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4216635617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7110388 + ... + 7110980.

It is an arithmetic number, because the mean of its divisors is an integer number (59909850).

Almost surely, 2^4216635612 is an apocalyptic number.

4216635612 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4216635612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6470263800).

4216635612 is an abundant number, since it is smaller than the sum of its proper divisors (8723891988).

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

4216635612 is a wasteful number, since it uses less digits than its factorization.

4216635612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785 (or 773 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 4216635612 is about 64935.6266775027. The cubic root of 4216635612 is about 1615.5560280667.

The spelling of 4216635612 in words is "four billion, two hundred sixteen million, six hundred thirty-five thousand, six hundred twelve".