609485797600 has 72 divisors (see below), whose sum is σ = 1488045384000. Its totient is φ = 243771678720.

The previous prime is 609485797561. The next prime is 609485797607. The reversal of 609485797600 is 6797584906.

It is a super-2 number, since 2×609485797600² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609485797607) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 10570449 + ... + 10627951.

It is an arithmetic number, because the mean of its divisors is an integer number (20667297000).

Almost surely, 2^609485797600 is an apocalyptic number.

It is an amenable number.

609485797600 is an abundant number, since it is smaller than the sum of its proper divisors (878559586400).

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

609485797600 is a wasteful number, since it uses less digits than its factorization.

609485797600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70772 (or 70759 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 61.

The spelling of 609485797600 in words is "six hundred nine billion, four hundred eighty-five million, seven hundred ninety-seven thousand, six hundred".