606917801040 has 640 divisors, whose sum is σ = 2218589429760. Its totient is φ = 136113094656.

The previous prime is 606917800999. The next prime is 606917801129. The reversal of 606917801040 is 40108719606.

It is a junction number, because it is equal to n+sod(n) for n = 606917800983 and 606917801001.

It is a congruent number.

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 127 ways as a sum of consecutive naturals, for example, 130153749 + ... + 130158411.

It is an arithmetic number, because the mean of its divisors is an integer number (3466545984).

Almost surely, 2^606917801040 is an apocalyptic number.

606917801040 is a gapful number since it is divisible by the number (60) 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 606917801040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1109294714880).

606917801040 is an abundant number, since it is smaller than the sum of its proper divisors (1611671628720).

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

606917801040 is a wasteful number, since it uses less digits than its factorization.

606917801040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4811 (or 4805 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 606917801040 in words is "six hundred six billion, nine hundred seventeen million, eight hundred one thousand, forty".