609069937956 has 96 divisors (see below), whose sum is σ = 1502858313600. Its totient is φ = 191452584960.

The previous prime is 609069937951. The next prime is 609069937967. The reversal of 609069937956 is 659739960906.

It is not an unprimeable number, because it can be changed into a prime (609069937951) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68484246 + ... + 68493138.

It is an arithmetic number, because the mean of its divisors is an integer number (15654774100).

Almost surely, 2^609069937956 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 609069937956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (751429156800).

609069937956 is an abundant number, since it is smaller than the sum of its proper divisors (893788375644).

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

609069937956 is a wasteful number, since it uses less digits than its factorization.

609069937956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10269 (or 10267 counting only the distinct ones).

The product of its (nonzero) digits is 148803480, while the sum is 69.

The spelling of 609069937956 in words is "six hundred nine billion, sixty-nine million, nine hundred thirty-seven thousand, nine hundred fifty-six".