4518412626 has 256 divisors, whose sum is σ = 12485394432. Its totient is φ = 1056153600.

The previous prime is 4518412601. The next prime is 4518412627. The reversal of 4518412626 is 6262148154.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4518412627) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11797231 + ... + 11797613.

It is an arithmetic number, because the mean of its divisors is an integer number (48771072).

Almost surely, 2^4518412626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4518412626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6242697216).

4518412626 is an abundant number, since it is smaller than the sum of its proper divisors (7966981806).

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

4518412626 is a wasteful number, since it uses less digits than its factorization.

4518412626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497.

The product of its digits is 92160, while the sum is 39.

The square root of 4518412626 is about 67219.1388370901. The cubic root of 4518412626 is about 1653.2123066091.

The spelling of 4518412626 in words is "four billion, five hundred eighteen million, four hundred twelve thousand, six hundred twenty-six".