606426226440 has 32 divisors (see below), whose sum is σ = 1819278679680. Its totient is φ = 161713660352.

The previous prime is 606426226331. The next prime is 606426226451. The reversal of 606426226440 is 44622624606.

It is a super-2 number, since 2×606426226440² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 606426226392 and 606426226401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2526775824 + ... + 2526776063.

It is an arithmetic number, because the mean of its divisors is an integer number (56852458740).

Almost surely, 2^606426226440 is an apocalyptic number.

606426226440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

606426226440 is an abundant number, since it is smaller than the sum of its proper divisors (1212852453240).

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

606426226440 is a wasteful number, since it uses less digits than its factorization.

606426226440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5053551901 (or 5053551897 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 606426226440 in words is "six hundred six billion, four hundred twenty-six million, two hundred twenty-six thousand, four hundred forty".