609063103440 has 720 divisors, whose sum is σ = 2355104531520. Its totient is φ = 143481369600.

The previous prime is 609063103349. The next prime is 609063103529. The reversal of 609063103440 is 44301360906.

609063103440 is a `hidden beast` number, since 60 + 90 + 63 + 10 + 3 + 440 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

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

It is a junction number, because it is equal to n+sod(n) for n = 609063103395 and 609063103404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7338109639 + ... + 7338109721.

It is an arithmetic number, because the mean of its divisors is an integer number (3270978516).

Almost surely, 2^609063103440 is an apocalyptic number.

609063103440 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 609063103440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1177552265760).

609063103440 is an abundant number, since it is smaller than the sum of its proper divisors (1746041428080).

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

609063103440 is a wasteful number, since it uses less digits than its factorization.

609063103440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 609063103440 in words is "six hundred nine billion, sixty-three million, one hundred three thousand, four hundred forty".