606266642420 has 48 divisors (see below), whose sum is σ = 1279964920080. Its totient is φ = 241210884096.

The previous prime is 606266642413. The next prime is 606266642491. The reversal of 606266642420 is 24246662606.

It can be written as a sum of positive squares in 8 ways, for example, as 49267129444 + 556999512976 = 221962^2 + 746324^2 .

It is a super-2 number, since 2×606266642420² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39646136 + ... + 39661424.

It is an arithmetic number, because the mean of its divisors is an integer number (26665935835).

Almost surely, 2^606266642420 is an apocalyptic number.

It is an amenable number.

606266642420 is an abundant number, since it is smaller than the sum of its proper divisors (673698277660).

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

606266642420 is a wasteful number, since it uses less digits than its factorization.

606266642420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25764 (or 25762 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 606266642420 in words is "six hundred six billion, two hundred sixty-six million, six hundred forty-two thousand, four hundred twenty".