609243434496 has 640 divisors, whose sum is σ = 1984964382720. Its totient is φ = 183671193600.

The previous prime is 609243434467. The next prime is 609243434533. The reversal of 609243434496 is 694434342906.

It is a happy number.

609243434496 is a `hidden beast` number, since 6 + 0 + 92 + 4 + 34 + 34 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1755744595 + ... + 1755744941.

It is an arithmetic number, because the mean of its divisors is an integer number (3101506848).

Almost surely, 2^609243434496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609243434496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (992482191360).

609243434496 is an abundant number, since it is smaller than the sum of its proper divisors (1375720948224).

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

609243434496 is a wasteful number, since it uses less digits than its factorization.

609243434496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 54.

The spelling of 609243434496 in words is "six hundred nine billion, two hundred forty-three million, four hundred thirty-four thousand, four hundred ninety-six".